Home / 884,920.10-1,325,411.85-727,456.10

Finding the Fourth Proportional to 884,920.10, 1,325,411.85 and 727,456.10

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Solution

The fourth proportional to 884,920.10, 1,325,411.85 and 727,456.10 is: 1,089,566.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,920.10 : 1,325,411.85 = 727,456.10 : x
  2. Step 2: Convert to fraction form
    884,920.10/1,325,411.85 = 727,456.10/x
  3. Step 3: Cross multiply
    884,920.10x = 1,325,411.85 × 727,456.10
  4. Step 4: Simplify right side
    884,920.10x = 964,178,935,294.79
  5. Step 5: Solve for x
    x = 964,178,935,294.79/884,920.10
  6. Step 6: Final answer
    x = 1,089,566.09

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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.