Home / 1,167,641.40-1,751,462.10-768,732.60

Finding the Fourth Proportional to 1,167,641.40, 1,751,462.10 and 768,732.60

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Solution

The fourth proportional to 1,167,641.40, 1,751,462.10 and 768,732.60 is: 1,153,098.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,641.40 : 1,751,462.10 = 768,732.60 : x
  2. Step 2: Convert to fraction form
    1,167,641.40/1,751,462.10 = 768,732.60/x
  3. Step 3: Cross multiply
    1,167,641.40x = 1,751,462.10 × 768,732.60
  4. Step 4: Simplify right side
    1,167,641.40x = 1,346,406,013,934.46
  5. Step 5: Solve for x
    x = 1,346,406,013,934.46/1,167,641.40
  6. Step 6: Final answer
    x = 1,153,098.90

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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.