Home / 3,280,462.70-4,920,694.05-1,507,534.70

Finding the Fourth Proportional to 3,280,462.70, 4,920,694.05 and 1,507,534.70

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Solution

The fourth proportional to 3,280,462.70, 4,920,694.05 and 1,507,534.70 is: 2,261,302.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,462.70 : 4,920,694.05 = 1,507,534.70 : x
  2. Step 2: Convert to fraction form
    3,280,462.70/4,920,694.05 = 1,507,534.70/x
  3. Step 3: Cross multiply
    3,280,462.70x = 4,920,694.05 × 1,507,534.70
  4. Step 4: Simplify right side
    3,280,462.70x = 7,418,117,028,458.53
  5. Step 5: Solve for x
    x = 7,418,117,028,458.53/3,280,462.70
  6. Step 6: Final answer
    x = 2,261,302.05

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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.