Home / 1,266,160.91-1,747,307.18-693,254.39

Finding the Fourth Proportional to 1,266,160.91, 1,747,307.18 and 693,254.39

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Solution

The fourth proportional to 1,266,160.91, 1,747,307.18 and 693,254.39 is: 956,693.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,160.91 : 1,747,307.18 = 693,254.39 : x
  2. Step 2: Convert to fraction form
    1,266,160.91/1,747,307.18 = 693,254.39/x
  3. Step 3: Cross multiply
    1,266,160.91x = 1,747,307.18 × 693,254.39
  4. Step 4: Simplify right side
    1,266,160.91x = 1,211,328,373,213.52
  5. Step 5: Solve for x
    x = 1,211,328,373,213.52/1,266,160.91
  6. Step 6: Final answer
    x = 956,693.86

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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.