Home / 1,105,333.60-1,656,250.80-926,874.40

Finding the Fourth Proportional to 1,105,333.60, 1,656,250.80 and 926,874.40

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Solution

The fourth proportional to 1,105,333.60, 1,656,250.80 and 926,874.40 is: 1,388,844.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,333.60 : 1,656,250.80 = 926,874.40 : x
  2. Step 2: Convert to fraction form
    1,105,333.60/1,656,250.80 = 926,874.40/x
  3. Step 3: Cross multiply
    1,105,333.60x = 1,656,250.80 × 926,874.40
  4. Step 4: Simplify right side
    1,105,333.60x = 1,535,136,466,499.52
  5. Step 5: Solve for x
    x = 1,535,136,466,499.52/1,105,333.60
  6. Step 6: Final answer
    x = 1,388,844.48

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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.