Home / 1,276,452.40-1,917,529.80-1,066,500.40

Finding the Fourth Proportional to 1,276,452.40, 1,917,529.80 and 1,066,500.40

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Solution

The fourth proportional to 1,276,452.40, 1,917,529.80 and 1,066,500.40 is: 1,602,132.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,452.40 : 1,917,529.80 = 1,066,500.40 : x
  2. Step 2: Convert to fraction form
    1,276,452.40/1,917,529.80 = 1,066,500.40/x
  3. Step 3: Cross multiply
    1,276,452.40x = 1,917,529.80 × 1,066,500.40
  4. Step 4: Simplify right side
    1,276,452.40x = 2,045,046,298,711.92
  5. Step 5: Solve for x
    x = 2,045,046,298,711.92/1,276,452.40
  6. Step 6: Final answer
    x = 1,602,132.83

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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.