Home / 2,590,341.60-3,883,669.20-992,287.20

Finding the Fourth Proportional to 2,590,341.60, 3,883,669.20 and 992,287.20

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Solution

The fourth proportional to 2,590,341.60, 3,883,669.20 and 992,287.20 is: 1,487,724.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,341.60 : 3,883,669.20 = 992,287.20 : x
  2. Step 2: Convert to fraction form
    2,590,341.60/3,883,669.20 = 992,287.20/x
  3. Step 3: Cross multiply
    2,590,341.60x = 3,883,669.20 × 992,287.20
  4. Step 4: Simplify right side
    2,590,341.60x = 3,853,715,236,194.24
  5. Step 5: Solve for x
    x = 3,853,715,236,194.24/2,590,341.60
  6. Step 6: Final answer
    x = 1,487,724.72

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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.