Home / 2,485,565.34-3,429,778.80-1,382,736.18

Finding the Fourth Proportional to 2,485,565.34, 3,429,778.80 and 1,382,736.18

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Solution

The fourth proportional to 2,485,565.34, 3,429,778.80 and 1,382,736.18 is: 1,908,008.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,565.34 : 3,429,778.80 = 1,382,736.18 : x
  2. Step 2: Convert to fraction form
    2,485,565.34/3,429,778.80 = 1,382,736.18/x
  3. Step 3: Cross multiply
    2,485,565.34x = 3,429,778.80 × 1,382,736.18
  4. Step 4: Simplify right side
    2,485,565.34x = 4,742,479,236,156.98
  5. Step 5: Solve for x
    x = 4,742,479,236,156.98/2,485,565.34
  6. Step 6: Final answer
    x = 1,908,008.27

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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.