Home / 1,141,553.95-1,575,356.03-688,757.47

Finding the Fourth Proportional to 1,141,553.95, 1,575,356.03 and 688,757.47

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Solution

The fourth proportional to 1,141,553.95, 1,575,356.03 and 688,757.47 is: 950,492.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,553.95 : 1,575,356.03 = 688,757.47 : x
  2. Step 2: Convert to fraction form
    1,141,553.95/1,575,356.03 = 688,757.47/x
  3. Step 3: Cross multiply
    1,141,553.95x = 1,575,356.03 × 688,757.47
  4. Step 4: Simplify right side
    1,141,553.95x = 1,085,038,233,572.04
  5. Step 5: Solve for x
    x = 1,085,038,233,572.04/1,141,553.95
  6. Step 6: Final answer
    x = 950,492.29

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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.