Home / 2,898,831.20-4,348,246.80-2,650,825.40

Finding the Fourth Proportional to 2,898,831.20, 4,348,246.80 and 2,650,825.40

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Solution

The fourth proportional to 2,898,831.20, 4,348,246.80 and 2,650,825.40 is: 3,976,238.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,831.20 : 4,348,246.80 = 2,650,825.40 : x
  2. Step 2: Convert to fraction form
    2,898,831.20/4,348,246.80 = 2,650,825.40/x
  3. Step 3: Cross multiply
    2,898,831.20x = 4,348,246.80 × 2,650,825.40
  4. Step 4: Simplify right side
    2,898,831.20x = 11,526,443,062,908.72
  5. Step 5: Solve for x
    x = 11,526,443,062,908.72/2,898,831.20
  6. Step 6: Final answer
    x = 3,976,238.10

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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.