Home / 1,560,872.23-2,341,031.93-423,722.75

Finding the Fourth Proportional to 1,560,872.23, 2,341,031.93 and 423,722.75

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Solution

The fourth proportional to 1,560,872.23, 2,341,031.93 and 423,722.75 is: 635,509.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,872.23 : 2,341,031.93 = 423,722.75 : x
  2. Step 2: Convert to fraction form
    1,560,872.23/2,341,031.93 = 423,722.75/x
  3. Step 3: Cross multiply
    1,560,872.23x = 2,341,031.93 × 423,722.75
  4. Step 4: Simplify right side
    1,560,872.23x = 991,948,474,982.59
  5. Step 5: Solve for x
    x = 991,948,474,982.59/1,560,872.23
  6. Step 6: Final answer
    x = 635,509.08

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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.