Home / 1,154,514.33-1,593,278.97-645,216.69

Finding the Fourth Proportional to 1,154,514.33, 1,593,278.97 and 645,216.69

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Solution

The fourth proportional to 1,154,514.33, 1,593,278.97 and 645,216.69 is: 890,426.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,514.33 : 1,593,278.97 = 645,216.69 : x
  2. Step 2: Convert to fraction form
    1,154,514.33/1,593,278.97 = 645,216.69/x
  3. Step 3: Cross multiply
    1,154,514.33x = 1,593,278.97 × 645,216.69
  4. Step 4: Simplify right side
    1,154,514.33x = 1,028,010,176,916.66
  5. Step 5: Solve for x
    x = 1,028,010,176,916.66/1,154,514.33
  6. Step 6: Final answer
    x = 890,426.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.