Home / 1,266,154.41-1,747,298.22-693,247.89

Finding the Fourth Proportional to 1,266,154.41, 1,747,298.22 and 693,247.89

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Solution

The fourth proportional to 1,266,154.41, 1,747,298.22 and 693,247.89 is: 956,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,154.41 : 1,747,298.22 = 693,247.89 : x
  2. Step 2: Convert to fraction form
    1,266,154.41/1,747,298.22 = 693,247.89/x
  3. Step 3: Cross multiply
    1,266,154.41x = 1,747,298.22 × 693,247.89
  4. Step 4: Simplify right side
    1,266,154.41x = 1,211,310,804,215.76
  5. Step 5: Solve for x
    x = 1,211,310,804,215.76/1,266,154.41
  6. Step 6: Final answer
    x = 956,684.90

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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.