Home / 2,592,421.40-3,885,351.60-992,849.60

Finding the Fourth Proportional to 2,592,421.40, 3,885,351.60 and 992,849.60

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Solution

The fourth proportional to 2,592,421.40, 3,885,351.60 and 992,849.60 is: 1,488,018.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592,421.40 : 3,885,351.60 = 992,849.60 : x
  2. Step 2: Convert to fraction form
    2,592,421.40/3,885,351.60 = 992,849.60/x
  3. Step 3: Cross multiply
    2,592,421.40x = 3,885,351.60 × 992,849.60
  4. Step 4: Simplify right side
    2,592,421.40x = 3,857,569,781,919.36
  5. Step 5: Solve for x
    x = 3,857,569,781,919.36/2,592,421.40
  6. Step 6: Final answer
    x = 1,488,018.03

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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.