Home / 1,834,207.70-2,750,327.40-768,045.20

Finding the Fourth Proportional to 1,834,207.70, 2,750,327.40 and 768,045.20

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Solution

The fourth proportional to 1,834,207.70, 2,750,327.40 and 768,045.20 is: 1,151,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834,207.70 : 2,750,327.40 = 768,045.20 : x
  2. Step 2: Convert to fraction form
    1,834,207.70/2,750,327.40 = 768,045.20/x
  3. Step 3: Cross multiply
    1,834,207.70x = 2,750,327.40 × 768,045.20
  4. Step 4: Simplify right side
    1,834,207.70x = 2,112,375,757,998.48
  5. Step 5: Solve for x
    x = 2,112,375,757,998.48/1,834,207.70
  6. Step 6: Final answer
    x = 1,151,655.70

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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.