Home / 1,077,475.80-1,614,245.40-876,709.20

Finding the Fourth Proportional to 1,077,475.80, 1,614,245.40 and 876,709.20

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Solution

The fourth proportional to 1,077,475.80, 1,614,245.40 and 876,709.20 is: 1,313,462.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,475.80 : 1,614,245.40 = 876,709.20 : x
  2. Step 2: Convert to fraction form
    1,077,475.80/1,614,245.40 = 876,709.20/x
  3. Step 3: Cross multiply
    1,077,475.80x = 1,614,245.40 × 876,709.20
  4. Step 4: Simplify right side
    1,077,475.80x = 1,415,223,793,237.68
  5. Step 5: Solve for x
    x = 1,415,223,793,237.68/1,077,475.80
  6. Step 6: Final answer
    x = 1,313,462.25

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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.