Home / 1,023,881.28-1,534,626-770,347.20

Finding the Fourth Proportional to 1,023,881.28, 1,534,626 and 770,347.20

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Solution

The fourth proportional to 1,023,881.28, 1,534,626 and 770,347.20 is: 1,154,621.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,881.28 : 1,534,626 = 770,347.20 : x
  2. Step 2: Convert to fraction form
    1,023,881.28/1,534,626 = 770,347.20/x
  3. Step 3: Cross multiply
    1,023,881.28x = 1,534,626 × 770,347.20
  4. Step 4: Simplify right side
    1,023,881.28x = 1,182,194,842,147.20
  5. Step 5: Solve for x
    x = 1,182,194,842,147.20/1,023,881.28
  6. Step 6: Final answer
    x = 1,154,621.01

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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.