Home / 934,278.40-1,400,542.80-731,762.20

Finding the Fourth Proportional to 934,278.40, 1,400,542.80 and 731,762.20

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Solution

The fourth proportional to 934,278.40, 1,400,542.80 and 731,762.20 is: 1,096,958.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,278.40 : 1,400,542.80 = 731,762.20 : x
  2. Step 2: Convert to fraction form
    934,278.40/1,400,542.80 = 731,762.20/x
  3. Step 3: Cross multiply
    934,278.40x = 1,400,542.80 × 731,762.20
  4. Step 4: Simplify right side
    934,278.40x = 1,024,864,280,522.16
  5. Step 5: Solve for x
    x = 1,024,864,280,522.16/934,278.40
  6. Step 6: Final answer
    x = 1,096,958.12

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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.