Home / 2,578,682.40-3,868,023.60-2,358,232.80

Finding the Fourth Proportional to 2,578,682.40, 3,868,023.60 and 2,358,232.80

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Solution

The fourth proportional to 2,578,682.40, 3,868,023.60 and 2,358,232.80 is: 3,537,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,682.40 : 3,868,023.60 = 2,358,232.80 : x
  2. Step 2: Convert to fraction form
    2,578,682.40/3,868,023.60 = 2,358,232.80/x
  3. Step 3: Cross multiply
    2,578,682.40x = 3,868,023.60 × 2,358,232.80
  4. Step 4: Simplify right side
    2,578,682.40x = 9,121,700,124,694.08
  5. Step 5: Solve for x
    x = 9,121,700,124,694.08/2,578,682.40
  6. Step 6: Final answer
    x = 3,537,349.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.