Home / 3,156,292.40-4,731,328.20-1,557,546.80

Finding the Fourth Proportional to 3,156,292.40, 4,731,328.20 and 1,557,546.80

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Solution

The fourth proportional to 3,156,292.40, 4,731,328.20 and 1,557,546.80 is: 2,334,785.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,292.40 : 4,731,328.20 = 1,557,546.80 : x
  2. Step 2: Convert to fraction form
    3,156,292.40/4,731,328.20 = 1,557,546.80/x
  3. Step 3: Cross multiply
    3,156,292.40x = 4,731,328.20 × 1,557,546.80
  4. Step 4: Simplify right side
    3,156,292.40x = 7,369,265,097,659.76
  5. Step 5: Solve for x
    x = 7,369,265,097,659.76/3,156,292.40
  6. Step 6: Final answer
    x = 2,334,785.30

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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.