Home / 1,102,775.40-1,653,288.30-604,139.40

Finding the Fourth Proportional to 1,102,775.40, 1,653,288.30 and 604,139.40

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Solution

The fourth proportional to 1,102,775.40, 1,653,288.30 and 604,139.40 is: 905,729.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,775.40 : 1,653,288.30 = 604,139.40 : x
  2. Step 2: Convert to fraction form
    1,102,775.40/1,653,288.30 = 604,139.40/x
  3. Step 3: Cross multiply
    1,102,775.40x = 1,653,288.30 × 604,139.40
  4. Step 4: Simplify right side
    1,102,775.40x = 998,816,601,589.02
  5. Step 5: Solve for x
    x = 998,816,601,589.02/1,102,775.40
  6. Step 6: Final answer
    x = 905,729.85

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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.