Home / 2,662,362.08-3,989,479.42-1,580,744.72

Finding the Fourth Proportional to 2,662,362.08, 3,989,479.42 and 1,580,744.72

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Solution

The fourth proportional to 2,662,362.08, 3,989,479.42 and 1,580,744.72 is: 2,368,704.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,662,362.08 : 3,989,479.42 = 1,580,744.72 : x
  2. Step 2: Convert to fraction form
    2,662,362.08/3,989,479.42 = 1,580,744.72/x
  3. Step 3: Cross multiply
    2,662,362.08x = 3,989,479.42 × 1,580,744.72
  4. Step 4: Simplify right side
    2,662,362.08x = 6,306,348,500,862.54
  5. Step 5: Solve for x
    x = 6,306,348,500,862.54/2,662,362.08
  6. Step 6: Final answer
    x = 2,368,704.30

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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.