Home / 3,551,323.05-5,326,995.78-992,521.13

Finding the Fourth Proportional to 3,551,323.05, 5,326,995.78 and 992,521.13

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Solution

The fourth proportional to 3,551,323.05, 5,326,995.78 and 992,521.13 is: 1,488,784.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551,323.05 : 5,326,995.78 = 992,521.13 : x
  2. Step 2: Convert to fraction form
    3,551,323.05/5,326,995.78 = 992,521.13/x
  3. Step 3: Cross multiply
    3,551,323.05x = 5,326,995.78 × 992,521.13
  4. Step 4: Simplify right side
    3,551,323.05x = 5,287,155,844,435.85
  5. Step 5: Solve for x
    x = 5,287,155,844,435.85/3,551,323.05
  6. Step 6: Final answer
    x = 1,488,784.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.