Home / 866,042.16-1,289,931.08-827,184.65

Finding the Fourth Proportional to 866,042.16, 1,289,931.08 and 827,184.65

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Solution

The fourth proportional to 866,042.16, 1,289,931.08 and 827,184.65 is: 1,232,054.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,042.16 : 1,289,931.08 = 827,184.65 : x
  2. Step 2: Convert to fraction form
    866,042.16/1,289,931.08 = 827,184.65/x
  3. Step 3: Cross multiply
    866,042.16x = 1,289,931.08 × 827,184.65
  4. Step 4: Simplify right side
    866,042.16x = 1,067,011,178,348.34
  5. Step 5: Solve for x
    x = 1,067,011,178,348.34/866,042.16
  6. Step 6: Final answer
    x = 1,232,054.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.