Home / 1,116,720.46-1,541,347.95-633,568.42

Finding the Fourth Proportional to 1,116,720.46, 1,541,347.95 and 633,568.42

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Solution

The fourth proportional to 1,116,720.46, 1,541,347.95 and 633,568.42 is: 874,479.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,720.46 : 1,541,347.95 = 633,568.42 : x
  2. Step 2: Convert to fraction form
    1,116,720.46/1,541,347.95 = 633,568.42/x
  3. Step 3: Cross multiply
    1,116,720.46x = 1,541,347.95 × 633,568.42
  4. Step 4: Simplify right side
    1,116,720.46x = 976,549,385,351.74
  5. Step 5: Solve for x
    x = 976,549,385,351.74/1,116,720.46
  6. Step 6: Final answer
    x = 874,479.71

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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.