Home / 1,191,017.54-1,643,419.18-707,570.26

Finding the Fourth Proportional to 1,191,017.54, 1,643,419.18 and 707,570.26

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Solution

The fourth proportional to 1,191,017.54, 1,643,419.18 and 707,570.26 is: 976,337.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,017.54 : 1,643,419.18 = 707,570.26 : x
  2. Step 2: Convert to fraction form
    1,191,017.54/1,643,419.18 = 707,570.26/x
  3. Step 3: Cross multiply
    1,191,017.54x = 1,643,419.18 × 707,570.26
  4. Step 4: Simplify right side
    1,191,017.54x = 1,162,834,536,481.59
  5. Step 5: Solve for x
    x = 1,162,834,536,481.59/1,191,017.54
  6. Step 6: Final answer
    x = 976,337.04

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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.