Home / 1,411,046.40-1,947,280.25-766,503.48

Finding the Fourth Proportional to 1,411,046.40, 1,947,280.25 and 766,503.48

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Solution

The fourth proportional to 1,411,046.40, 1,947,280.25 and 766,503.48 is: 1,057,794.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,046.40 : 1,947,280.25 = 766,503.48 : x
  2. Step 2: Convert to fraction form
    1,411,046.40/1,947,280.25 = 766,503.48/x
  3. Step 3: Cross multiply
    1,411,046.40x = 1,947,280.25 × 766,503.48
  4. Step 4: Simplify right side
    1,411,046.40x = 1,492,597,088,160.27
  5. Step 5: Solve for x
    x = 1,492,597,088,160.27/1,411,046.40
  6. Step 6: Final answer
    x = 1,057,794.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.