Home / 4,345,856.10-6,518,784.15-1,821,248.10

Finding the Fourth Proportional to 4,345,856.10, 6,518,784.15 and 1,821,248.10

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Solution

The fourth proportional to 4,345,856.10, 6,518,784.15 and 1,821,248.10 is: 2,731,872.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345,856.10 : 6,518,784.15 = 1,821,248.10 : x
  2. Step 2: Convert to fraction form
    4,345,856.10/6,518,784.15 = 1,821,248.10/x
  3. Step 3: Cross multiply
    4,345,856.10x = 6,518,784.15 × 1,821,248.10
  4. Step 4: Simplify right side
    4,345,856.10x = 11,872,323,247,497.62
  5. Step 5: Solve for x
    x = 11,872,323,247,497.62/4,345,856.10
  6. Step 6: Final answer
    x = 2,731,872.15

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.