Home / 1,645,317.20-2,466,132.60-935,685.20

Finding the Fourth Proportional to 1,645,317.20, 2,466,132.60 and 935,685.20

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Solution

The fourth proportional to 1,645,317.20, 2,466,132.60 and 935,685.20 is: 1,402,479.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,317.20 : 2,466,132.60 = 935,685.20 : x
  2. Step 2: Convert to fraction form
    1,645,317.20/2,466,132.60 = 935,685.20/x
  3. Step 3: Cross multiply
    1,645,317.20x = 2,466,132.60 × 935,685.20
  4. Step 4: Simplify right side
    1,645,317.20x = 2,307,523,775,057.52
  5. Step 5: Solve for x
    x = 2,307,523,775,057.52/1,645,317.20
  6. Step 6: Final answer
    x = 1,402,479.58

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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.