Home / 2,952,690.90-4,428,489.60-822,334.20

Finding the Fourth Proportional to 2,952,690.90, 4,428,489.60 and 822,334.20

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Solution

The fourth proportional to 2,952,690.90, 4,428,489.60 and 822,334.20 is: 1,233,349.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,690.90 : 4,428,489.60 = 822,334.20 : x
  2. Step 2: Convert to fraction form
    2,952,690.90/4,428,489.60 = 822,334.20/x
  3. Step 3: Cross multiply
    2,952,690.90x = 4,428,489.60 × 822,334.20
  4. Step 4: Simplify right side
    2,952,690.90x = 3,641,698,452,424.32
  5. Step 5: Solve for x
    x = 3,641,698,452,424.32/2,952,690.90
  6. Step 6: Final answer
    x = 1,233,349.03

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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.