Home / 1,053,931.50-1,581,033.33-485,175.42

Finding the Fourth Proportional to 1,053,931.50, 1,581,033.33 and 485,175.42

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Solution

The fourth proportional to 1,053,931.50, 1,581,033.33 and 485,175.42 is: 727,825.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,931.50 : 1,581,033.33 = 485,175.42 : x
  2. Step 2: Convert to fraction form
    1,053,931.50/1,581,033.33 = 485,175.42/x
  3. Step 3: Cross multiply
    1,053,931.50x = 1,581,033.33 × 485,175.42
  4. Step 4: Simplify right side
    1,053,931.50x = 767,078,509,916.75
  5. Step 5: Solve for x
    x = 767,078,509,916.75/1,053,931.50
  6. Step 6: Final answer
    x = 727,825.77

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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.