Home / 3,847,686.60-5,767,921.35-1,453,140.30

Finding the Fourth Proportional to 3,847,686.60, 5,767,921.35 and 1,453,140.30

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Solution

The fourth proportional to 3,847,686.60, 5,767,921.35 and 1,453,140.30 is: 2,178,347.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,686.60 : 5,767,921.35 = 1,453,140.30 : x
  2. Step 2: Convert to fraction form
    3,847,686.60/5,767,921.35 = 1,453,140.30/x
  3. Step 3: Cross multiply
    3,847,686.60x = 5,767,921.35 × 1,453,140.30
  4. Step 4: Simplify right side
    3,847,686.60x = 8,381,598,960,915.40
  5. Step 5: Solve for x
    x = 8,381,598,960,915.40/3,847,686.60
  6. Step 6: Final answer
    x = 2,178,347.62

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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.