Home / 747,814.40-1,120,166.40-623,398.40

Finding the Fourth Proportional to 747,814.40, 1,120,166.40 and 623,398.40

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Solution

The fourth proportional to 747,814.40, 1,120,166.40 and 623,398.40 is: 933,801.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,814.40 : 1,120,166.40 = 623,398.40 : x
  2. Step 2: Convert to fraction form
    747,814.40/1,120,166.40 = 623,398.40/x
  3. Step 3: Cross multiply
    747,814.40x = 1,120,166.40 × 623,398.40
  4. Step 4: Simplify right side
    747,814.40x = 698,309,941,493.76
  5. Step 5: Solve for x
    x = 698,309,941,493.76/747,814.40
  6. Step 6: Final answer
    x = 933,801.14

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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.