Home / 1,172,752.22-1,618,261.53-656,534.38

Finding the Fourth Proportional to 1,172,752.22, 1,618,261.53 and 656,534.38

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Solution

The fourth proportional to 1,172,752.22, 1,618,261.53 and 656,534.38 is: 905,941.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,752.22 : 1,618,261.53 = 656,534.38 : x
  2. Step 2: Convert to fraction form
    1,172,752.22/1,618,261.53 = 656,534.38/x
  3. Step 3: Cross multiply
    1,172,752.22x = 1,618,261.53 × 656,534.38
  4. Step 4: Simplify right side
    1,172,752.22x = 1,062,444,330,276.40
  5. Step 5: Solve for x
    x = 1,062,444,330,276.40/1,172,752.22
  6. Step 6: Final answer
    x = 905,941.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.