Home / 3,154,705.20-4,730,891.40-1,024,858.80

Finding the Fourth Proportional to 3,154,705.20, 4,730,891.40 and 1,024,858.80

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Solution

The fourth proportional to 3,154,705.20, 4,730,891.40 and 1,024,858.80 is: 1,536,909.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,705.20 : 4,730,891.40 = 1,024,858.80 : x
  2. Step 2: Convert to fraction form
    3,154,705.20/4,730,891.40 = 1,024,858.80/x
  3. Step 3: Cross multiply
    3,154,705.20x = 4,730,891.40 × 1,024,858.80
  4. Step 4: Simplify right side
    3,154,705.20x = 4,848,495,683,134.32
  5. Step 5: Solve for x
    x = 4,848,495,683,134.32/3,154,705.20
  6. Step 6: Final answer
    x = 1,536,909.28

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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.