Home / 1,639,929.60-2,459,894.40-575,079.30

Finding the Fourth Proportional to 1,639,929.60, 2,459,894.40 and 575,079.30

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Solution

The fourth proportional to 1,639,929.60, 2,459,894.40 and 575,079.30 is: 862,618.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,929.60 : 2,459,894.40 = 575,079.30 : x
  2. Step 2: Convert to fraction form
    1,639,929.60/2,459,894.40 = 575,079.30/x
  3. Step 3: Cross multiply
    1,639,929.60x = 2,459,894.40 × 575,079.30
  4. Step 4: Simplify right side
    1,639,929.60x = 1,414,634,349,625.92
  5. Step 5: Solve for x
    x = 1,414,634,349,625.92/1,639,929.60
  6. Step 6: Final answer
    x = 862,618.95

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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.