Home / 2,559,378.68-3,839,785.50-1,120,187.42

Finding the Fourth Proportional to 2,559,378.68, 3,839,785.50 and 1,120,187.42

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Solution

The fourth proportional to 2,559,378.68, 3,839,785.50 and 1,120,187.42 is: 1,680,595.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,559,378.68 : 3,839,785.50 = 1,120,187.42 : x
  2. Step 2: Convert to fraction form
    2,559,378.68/3,839,785.50 = 1,120,187.42/x
  3. Step 3: Cross multiply
    2,559,378.68x = 3,839,785.50 × 1,120,187.42
  4. Step 4: Simplify right side
    2,559,378.68x = 4,301,279,412,598.41
  5. Step 5: Solve for x
    x = 4,301,279,412,598.41/2,559,378.68
  6. Step 6: Final answer
    x = 1,680,595.16

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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.