Home / 1,635,333.40-2,452,125.30-687,633.40

Finding the Fourth Proportional to 1,635,333.40, 2,452,125.30 and 687,633.40

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Solution

The fourth proportional to 1,635,333.40, 2,452,125.30 and 687,633.40 is: 1,031,082.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,333.40 : 2,452,125.30 = 687,633.40 : x
  2. Step 2: Convert to fraction form
    1,635,333.40/2,452,125.30 = 687,633.40/x
  3. Step 3: Cross multiply
    1,635,333.40x = 2,452,125.30 × 687,633.40
  4. Step 4: Simplify right side
    1,635,333.40x = 1,686,163,257,265.02
  5. Step 5: Solve for x
    x = 1,686,163,257,265.02/1,635,333.40
  6. Step 6: Final answer
    x = 1,031,082.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.