Home / 2,985,728.20-4,479,629.10-1,304,038.60

Finding the Fourth Proportional to 2,985,728.20, 4,479,629.10 and 1,304,038.60

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Solution

The fourth proportional to 2,985,728.20, 4,479,629.10 and 1,304,038.60 is: 1,956,510.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,728.20 : 4,479,629.10 = 1,304,038.60 : x
  2. Step 2: Convert to fraction form
    2,985,728.20/4,479,629.10 = 1,304,038.60/x
  3. Step 3: Cross multiply
    2,985,728.20x = 4,479,629.10 × 1,304,038.60
  4. Step 4: Simplify right side
    2,985,728.20x = 5,841,609,260,083.26
  5. Step 5: Solve for x
    x = 5,841,609,260,083.26/2,985,728.20
  6. Step 6: Final answer
    x = 1,956,510.73

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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.