Home / 1,008,663.70-1,391,892.69-555,954.70

Finding the Fourth Proportional to 1,008,663.70, 1,391,892.69 and 555,954.70

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Solution

The fourth proportional to 1,008,663.70, 1,391,892.69 and 555,954.70 is: 767,182.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,663.70 : 1,391,892.69 = 555,954.70 : x
  2. Step 2: Convert to fraction form
    1,008,663.70/1,391,892.69 = 555,954.70/x
  3. Step 3: Cross multiply
    1,008,663.70x = 1,391,892.69 × 555,954.70
  4. Step 4: Simplify right side
    1,008,663.70x = 773,829,284,116.04
  5. Step 5: Solve for x
    x = 773,829,284,116.04/1,008,663.70
  6. Step 6: Final answer
    x = 767,182.64

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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.