Home / 2,279,875.60-3,415,147.80-1,158,576.40

Finding the Fourth Proportional to 2,279,875.60, 3,415,147.80 and 1,158,576.40

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Solution

The fourth proportional to 2,279,875.60, 3,415,147.80 and 1,158,576.40 is: 1,735,493.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,875.60 : 3,415,147.80 = 1,158,576.40 : x
  2. Step 2: Convert to fraction form
    2,279,875.60/3,415,147.80 = 1,158,576.40/x
  3. Step 3: Cross multiply
    2,279,875.60x = 3,415,147.80 × 1,158,576.40
  4. Step 4: Simplify right side
    2,279,875.60x = 3,956,709,643,591.92
  5. Step 5: Solve for x
    x = 3,956,709,643,591.92/2,279,875.60
  6. Step 6: Final answer
    x = 1,735,493.66

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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.