Home / 2,809,533.55-3,877,156.31-1,520,373.95

Finding the Fourth Proportional to 2,809,533.55, 3,877,156.31 and 1,520,373.95

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Solution

The fourth proportional to 2,809,533.55, 3,877,156.31 and 1,520,373.95 is: 2,098,116.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,533.55 : 3,877,156.31 = 1,520,373.95 : x
  2. Step 2: Convert to fraction form
    2,809,533.55/3,877,156.31 = 1,520,373.95/x
  3. Step 3: Cross multiply
    2,809,533.55x = 3,877,156.31 × 1,520,373.95
  4. Step 4: Simplify right side
    2,809,533.55x = 5,894,727,452,756.61
  5. Step 5: Solve for x
    x = 5,894,727,452,756.61/2,809,533.55
  6. Step 6: Final answer
    x = 2,098,116.06

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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.