Home / 1,266,371.84-1,747,575.72-693,412.04

Finding the Fourth Proportional to 1,266,371.84, 1,747,575.72 and 693,412.04

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Solution

The fourth proportional to 1,266,371.84, 1,747,575.72 and 693,412.04 is: 956,899.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,371.84 : 1,747,575.72 = 693,412.04 : x
  2. Step 2: Convert to fraction form
    1,266,371.84/1,747,575.72 = 693,412.04/x
  3. Step 3: Cross multiply
    1,266,371.84x = 1,747,575.72 × 693,412.04
  4. Step 4: Simplify right side
    1,266,371.84x = 1,211,790,045,059.67
  5. Step 5: Solve for x
    x = 1,211,790,045,059.67/1,266,371.84
  6. Step 6: Final answer
    x = 956,899.08

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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.