Home / 2,969,710.76-4,098,200.72-1,611,583.76

Finding the Fourth Proportional to 2,969,710.76, 4,098,200.72 and 1,611,583.76

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Solution

The fourth proportional to 2,969,710.76, 4,098,200.72 and 1,611,583.76 is: 2,223,985.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,710.76 : 4,098,200.72 = 1,611,583.76 : x
  2. Step 2: Convert to fraction form
    2,969,710.76/4,098,200.72 = 1,611,583.76/x
  3. Step 3: Cross multiply
    2,969,710.76x = 4,098,200.72 × 1,611,583.76
  4. Step 4: Simplify right side
    2,969,710.76x = 6,604,593,725,572.31
  5. Step 5: Solve for x
    x = 6,604,593,725,572.31/2,969,710.76
  6. Step 6: Final answer
    x = 2,223,985.52

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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.