Home / 2,112,651.04-2,915,831.12-1,253,684.92

Finding the Fourth Proportional to 2,112,651.04, 2,915,831.12 and 1,253,684.92

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Solution

The fourth proportional to 2,112,651.04, 2,915,831.12 and 1,253,684.92 is: 1,730,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,651.04 : 2,915,831.12 = 1,253,684.92 : x
  2. Step 2: Convert to fraction form
    2,112,651.04/2,915,831.12 = 1,253,684.92/x
  3. Step 3: Cross multiply
    2,112,651.04x = 2,915,831.12 × 1,253,684.92
  4. Step 4: Simplify right side
    2,112,651.04x = 3,655,533,504,410.71
  5. Step 5: Solve for x
    x = 3,655,533,504,410.71/2,112,651.04
  6. Step 6: Final answer
    x = 1,730,306.35

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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.