Home / 3,341,778.47-4,611,534.94-1,891,442.76

Finding the Fourth Proportional to 3,341,778.47, 4,611,534.94 and 1,891,442.76

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Solution

The fourth proportional to 3,341,778.47, 4,611,534.94 and 1,891,442.76 is: 2,610,123.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341,778.47 : 4,611,534.94 = 1,891,442.76 : x
  2. Step 2: Convert to fraction form
    3,341,778.47/4,611,534.94 = 1,891,442.76/x
  3. Step 3: Cross multiply
    3,341,778.47x = 4,611,534.94 × 1,891,442.76
  4. Step 4: Simplify right side
    3,341,778.47x = 8,722,454,374,750.04
  5. Step 5: Solve for x
    x = 8,722,454,374,750.04/3,341,778.47
  6. Step 6: Final answer
    x = 2,610,123.46

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1.5x scale

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.