Home / 1,144,045.92-1,578,779.01-627,808.35

Finding the Fourth Proportional to 1,144,045.92, 1,578,779.01 and 627,808.35

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Solution

The fourth proportional to 1,144,045.92, 1,578,779.01 and 627,808.35 is: 866,373.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,045.92 : 1,578,779.01 = 627,808.35 : x
  2. Step 2: Convert to fraction form
    1,144,045.92/1,578,779.01 = 627,808.35/x
  3. Step 3: Cross multiply
    1,144,045.92x = 1,578,779.01 × 627,808.35
  4. Step 4: Simplify right side
    1,144,045.92x = 991,170,645,282.73
  5. Step 5: Solve for x
    x = 991,170,645,282.73/1,144,045.92
  6. Step 6: Final answer
    x = 866,373.13

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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.