Home / 2,712,272.04-4,068,342.45-690,520.34

Finding the Fourth Proportional to 2,712,272.04, 4,068,342.45 and 690,520.34

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Solution

The fourth proportional to 2,712,272.04, 4,068,342.45 and 690,520.34 is: 1,035,763.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,272.04 : 4,068,342.45 = 690,520.34 : x
  2. Step 2: Convert to fraction form
    2,712,272.04/4,068,342.45 = 690,520.34/x
  3. Step 3: Cross multiply
    2,712,272.04x = 4,068,342.45 × 690,520.34
  4. Step 4: Simplify right side
    2,712,272.04x = 2,809,273,221,981.29
  5. Step 5: Solve for x
    x = 2,809,273,221,981.29/2,712,272.04
  6. Step 6: Final answer
    x = 1,035,763.81

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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.