Home / 1,518,807.51-2,278,213.46-620,249.25

Finding the Fourth Proportional to 1,518,807.51, 2,278,213.46 and 620,249.25

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Solution

The fourth proportional to 1,518,807.51, 2,278,213.46 and 620,249.25 is: 930,374.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,807.51 : 2,278,213.46 = 620,249.25 : x
  2. Step 2: Convert to fraction form
    1,518,807.51/2,278,213.46 = 620,249.25/x
  3. Step 3: Cross multiply
    1,518,807.51x = 2,278,213.46 × 620,249.25
  4. Step 4: Simplify right side
    1,518,807.51x = 1,413,060,189,904.91
  5. Step 5: Solve for x
    x = 1,413,060,189,904.91/1,518,807.51
  6. Step 6: Final answer
    x = 930,374.77

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Double scale
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1.5x scale

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.