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Finding the Fourth Proportional to 3,664,510.80, 5,496,701.40 and 1,505,068.08

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Solution

The fourth proportional to 3,664,510.80, 5,496,701.40 and 1,505,068.08 is: 2,257,575.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664,510.80 : 5,496,701.40 = 1,505,068.08 : x
  2. Step 2: Convert to fraction form
    3,664,510.80/5,496,701.40 = 1,505,068.08/x
  3. Step 3: Cross multiply
    3,664,510.80x = 5,496,701.40 × 1,505,068.08
  4. Step 4: Simplify right side
    3,664,510.80x = 8,272,909,822,431.31
  5. Step 5: Solve for x
    x = 8,272,909,822,431.31/3,664,510.80
  6. Step 6: Final answer
    x = 2,257,575.51

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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.