Home / 1,129,799.79-1,559,124.59-613,543.86

Finding the Fourth Proportional to 1,129,799.79, 1,559,124.59 and 613,543.86

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Solution

The fourth proportional to 1,129,799.79, 1,559,124.59 and 613,543.86 is: 846,691.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,799.79 : 1,559,124.59 = 613,543.86 : x
  2. Step 2: Convert to fraction form
    1,129,799.79/1,559,124.59 = 613,543.86/x
  3. Step 3: Cross multiply
    1,129,799.79x = 1,559,124.59 × 613,543.86
  4. Step 4: Simplify right side
    1,129,799.79x = 956,591,316,101.80
  5. Step 5: Solve for x
    x = 956,591,316,101.80/1,129,799.79
  6. Step 6: Final answer
    x = 846,691.00

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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.