Home / 2,125,386.72-2,932,989.90-1,158,508.64

Finding the Fourth Proportional to 2,125,386.72, 2,932,989.90 and 1,158,508.64

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Solution

The fourth proportional to 2,125,386.72, 2,932,989.90 and 1,158,508.64 is: 1,598,718.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,386.72 : 2,932,989.90 = 1,158,508.64 : x
  2. Step 2: Convert to fraction form
    2,125,386.72/2,932,989.90 = 1,158,508.64/x
  3. Step 3: Cross multiply
    2,125,386.72x = 2,932,989.90 × 1,158,508.64
  4. Step 4: Simplify right side
    2,125,386.72x = 3,397,894,140,182.74
  5. Step 5: Solve for x
    x = 3,397,894,140,182.74/2,125,386.72
  6. Step 6: Final answer
    x = 1,598,718.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.