Home / 1,981,248.02-2,969,798.04-829,154.71

Finding the Fourth Proportional to 1,981,248.02, 2,969,798.04 and 829,154.71

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Solution

The fourth proportional to 1,981,248.02, 2,969,798.04 and 829,154.71 is: 1,242,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,248.02 : 2,969,798.04 = 829,154.71 : x
  2. Step 2: Convert to fraction form
    1,981,248.02/2,969,798.04 = 829,154.71/x
  3. Step 3: Cross multiply
    1,981,248.02x = 2,969,798.04 × 829,154.71
  4. Step 4: Simplify right side
    1,981,248.02x = 2,462,422,036,327.02
  5. Step 5: Solve for x
    x = 2,462,422,036,327.02/1,981,248.02
  6. Step 6: Final answer
    x = 1,242,864.10

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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.