Home / 2,998,121.55-4,137,298.13-1,708,712.87

Finding the Fourth Proportional to 2,998,121.55, 4,137,298.13 and 1,708,712.87

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Solution

The fourth proportional to 2,998,121.55, 4,137,298.13 and 1,708,712.87 is: 2,357,961.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998,121.55 : 4,137,298.13 = 1,708,712.87 : x
  2. Step 2: Convert to fraction form
    2,998,121.55/4,137,298.13 = 1,708,712.87/x
  3. Step 3: Cross multiply
    2,998,121.55x = 4,137,298.13 × 1,708,712.87
  4. Step 4: Simplify right side
    2,998,121.55x = 7,069,454,532,527.88
  5. Step 5: Solve for x
    x = 7,069,454,532,527.88/2,998,121.55
  6. Step 6: Final answer
    x = 2,357,961.28

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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.