Home / 5,434,307.90-8,151,202.65-1,839,722.30

Finding the Fourth Proportional to 5,434,307.90, 8,151,202.65 and 1,839,722.30

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Solution

The fourth proportional to 5,434,307.90, 8,151,202.65 and 1,839,722.30 is: 2,759,495.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,307.90 : 8,151,202.65 = 1,839,722.30 : x
  2. Step 2: Convert to fraction form
    5,434,307.90/8,151,202.65 = 1,839,722.30/x
  3. Step 3: Cross multiply
    5,434,307.90x = 8,151,202.65 × 1,839,722.30
  4. Step 4: Simplify right side
    5,434,307.90x = 14,995,949,287,024.10
  5. Step 5: Solve for x
    x = 14,995,949,287,024.10/5,434,307.90
  6. Step 6: Final answer
    x = 2,759,495.70

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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.