Home / 3,156,020.49-4,732,058.25-1,333,448.40

Finding the Fourth Proportional to 3,156,020.49, 4,732,058.25 and 1,333,448.40

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Solution

The fourth proportional to 3,156,020.49, 4,732,058.25 and 1,333,448.40 is: 1,999,339.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,020.49 : 4,732,058.25 = 1,333,448.40 : x
  2. Step 2: Convert to fraction form
    3,156,020.49/4,732,058.25 = 1,333,448.40/x
  3. Step 3: Cross multiply
    3,156,020.49x = 4,732,058.25 × 1,333,448.40
  4. Step 4: Simplify right side
    3,156,020.49x = 6,309,955,502,169.30
  5. Step 5: Solve for x
    x = 6,309,955,502,169.30/3,156,020.49
  6. Step 6: Final answer
    x = 1,999,339.21

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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.