Home / 1,266,436.64-1,747,681.92-693,476.48

Finding the Fourth Proportional to 1,266,436.64, 1,747,681.92 and 693,476.48

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Solution

The fourth proportional to 1,266,436.64, 1,747,681.92 and 693,476.48 is: 956,997.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,436.64 : 1,747,681.92 = 693,476.48 : x
  2. Step 2: Convert to fraction form
    1,266,436.64/1,747,681.92 = 693,476.48/x
  3. Step 3: Cross multiply
    1,266,436.64x = 1,747,681.92 × 693,476.48
  4. Step 4: Simplify right side
    1,266,436.64x = 1,211,976,306,041.24
  5. Step 5: Solve for x
    x = 1,211,976,306,041.24/1,266,436.64
  6. Step 6: Final answer
    x = 956,997.19

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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.