Home / 3,418,597.38-4,719,116.98-2,130,074.40

Finding the Fourth Proportional to 3,418,597.38, 4,719,116.98 and 2,130,074.40

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Solution

The fourth proportional to 3,418,597.38, 4,719,116.98 and 2,130,074.40 is: 2,940,407.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,597.38 : 4,719,116.98 = 2,130,074.40 : x
  2. Step 2: Convert to fraction form
    3,418,597.38/4,719,116.98 = 2,130,074.40/x
  3. Step 3: Cross multiply
    3,418,597.38x = 4,719,116.98 × 2,130,074.40
  4. Step 4: Simplify right side
    3,418,597.38x = 10,052,070,269,703.31
  5. Step 5: Solve for x
    x = 10,052,070,269,703.31/3,418,597.38
  6. Step 6: Final answer
    x = 2,940,407.76

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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.