Home / 1,055,386.62-1,456,431.33-571,963.65

Finding the Fourth Proportional to 1,055,386.62, 1,456,431.33 and 571,963.65

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Solution

The fourth proportional to 1,055,386.62, 1,456,431.33 and 571,963.65 is: 789,308.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,386.62 : 1,456,431.33 = 571,963.65 : x
  2. Step 2: Convert to fraction form
    1,055,386.62/1,456,431.33 = 571,963.65/x
  3. Step 3: Cross multiply
    1,055,386.62x = 1,456,431.33 × 571,963.65
  4. Step 4: Simplify right side
    1,055,386.62x = 833,025,779,481.16
  5. Step 5: Solve for x
    x = 833,025,779,481.16/1,055,386.62
  6. Step 6: Final answer
    x = 789,308.64

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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.