Home / 1,039,561.27-1,558,430.87-499,548.60

Finding the Fourth Proportional to 1,039,561.27, 1,558,430.87 and 499,548.60

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Solution

The fourth proportional to 1,039,561.27, 1,558,430.87 and 499,548.60 is: 748,885.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,561.27 : 1,558,430.87 = 499,548.60 : x
  2. Step 2: Convert to fraction form
    1,039,561.27/1,558,430.87 = 499,548.60/x
  3. Step 3: Cross multiply
    1,039,561.27x = 1,558,430.87 × 499,548.60
  4. Step 4: Simplify right side
    1,039,561.27x = 778,511,956,807.54
  5. Step 5: Solve for x
    x = 778,511,956,807.54/1,039,561.27
  6. Step 6: Final answer
    x = 748,885.11

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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.