Home / 1,639,233.90-2,458,850.85-1,103,856.30

Finding the Fourth Proportional to 1,639,233.90, 2,458,850.85 and 1,103,856.30

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Solution

The fourth proportional to 1,639,233.90, 2,458,850.85 and 1,103,856.30 is: 1,655,784.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,233.90 : 2,458,850.85 = 1,103,856.30 : x
  2. Step 2: Convert to fraction form
    1,639,233.90/2,458,850.85 = 1,103,856.30/x
  3. Step 3: Cross multiply
    1,639,233.90x = 2,458,850.85 × 1,103,856.30
  4. Step 4: Simplify right side
    1,639,233.90x = 2,714,218,001,532.86
  5. Step 5: Solve for x
    x = 2,714,218,001,532.86/1,639,233.90
  6. Step 6: Final answer
    x = 1,655,784.45

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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.