Home / 1,149,189.74-1,585,849.32-625,888.49

Finding the Fourth Proportional to 1,149,189.74, 1,585,849.32 and 625,888.49

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Solution

The fourth proportional to 1,149,189.74, 1,585,849.32 and 625,888.49 is: 863,708.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,189.74 : 1,585,849.32 = 625,888.49 : x
  2. Step 2: Convert to fraction form
    1,149,189.74/1,585,849.32 = 625,888.49/x
  3. Step 3: Cross multiply
    1,149,189.74x = 1,585,849.32 × 625,888.49
  4. Step 4: Simplify right side
    1,149,189.74x = 992,564,836,262.33
  5. Step 5: Solve for x
    x = 992,564,836,262.33/1,149,189.74
  6. Step 6: Final answer
    x = 863,708.40

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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.