Home / 3,564,020.70-5,346,031.05-1,289,540.70

Finding the Fourth Proportional to 3,564,020.70, 5,346,031.05 and 1,289,540.70

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Solution

The fourth proportional to 3,564,020.70, 5,346,031.05 and 1,289,540.70 is: 1,934,311.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564,020.70 : 5,346,031.05 = 1,289,540.70 : x
  2. Step 2: Convert to fraction form
    3,564,020.70/5,346,031.05 = 1,289,540.70/x
  3. Step 3: Cross multiply
    3,564,020.70x = 5,346,031.05 × 1,289,540.70
  4. Step 4: Simplify right side
    3,564,020.70x = 6,893,924,622,438.74
  5. Step 5: Solve for x
    x = 6,893,924,622,438.74/3,564,020.70
  6. Step 6: Final answer
    x = 1,934,311.05

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Similar ratio
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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.