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Finding the Fourth Proportional to 4,967,929.71, 7,451,894.52 and 1,602,136.71

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Solution

The fourth proportional to 4,967,929.71, 7,451,894.52 and 1,602,136.71 is: 2,403,205.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,967,929.71 : 7,451,894.52 = 1,602,136.71 : x
  2. Step 2: Convert to fraction form
    4,967,929.71/7,451,894.52 = 1,602,136.71/x
  3. Step 3: Cross multiply
    4,967,929.71x = 7,451,894.52 × 1,602,136.71
  4. Step 4: Simplify right side
    4,967,929.71x = 11,938,953,769,539.83
  5. Step 5: Solve for x
    x = 11,938,953,769,539.83/4,967,929.71
  6. Step 6: Final answer
    x = 2,403,205.05

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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.