Home / 1,309,448.76-1,964,256.16-410,925.92

Finding the Fourth Proportional to 1,309,448.76, 1,964,256.16 and 410,925.92

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Solution

The fourth proportional to 1,309,448.76, 1,964,256.16 and 410,925.92 is: 616,414.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,448.76 : 1,964,256.16 = 410,925.92 : x
  2. Step 2: Convert to fraction form
    1,309,448.76/1,964,256.16 = 410,925.92/x
  3. Step 3: Cross multiply
    1,309,448.76x = 1,964,256.16 × 410,925.92
  4. Step 4: Simplify right side
    1,309,448.76x = 807,163,769,663.67
  5. Step 5: Solve for x
    x = 807,163,769,663.67/1,309,448.76
  6. Step 6: Final answer
    x = 616,414.93

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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.