Home / 1,558,835.40-2,337,767.10-612,496.20

Finding the Fourth Proportional to 1,558,835.40, 2,337,767.10 and 612,496.20

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Solution

The fourth proportional to 1,558,835.40, 2,337,767.10 and 612,496.20 is: 918,553.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,835.40 : 2,337,767.10 = 612,496.20 : x
  2. Step 2: Convert to fraction form
    1,558,835.40/2,337,767.10 = 612,496.20/x
  3. Step 3: Cross multiply
    1,558,835.40x = 2,337,767.10 × 612,496.20
  4. Step 4: Simplify right side
    1,558,835.40x = 1,431,873,465,235.02
  5. Step 5: Solve for x
    x = 1,431,873,465,235.02/1,558,835.40
  6. Step 6: Final answer
    x = 918,553.34

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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.