Home / 3,442,298.40-5,164,225.20-2,021,623.20

Finding the Fourth Proportional to 3,442,298.40, 5,164,225.20 and 2,021,623.20

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Solution

The fourth proportional to 3,442,298.40, 5,164,225.20 and 2,021,623.20 is: 3,032,891.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442,298.40 : 5,164,225.20 = 2,021,623.20 : x
  2. Step 2: Convert to fraction form
    3,442,298.40/5,164,225.20 = 2,021,623.20/x
  3. Step 3: Cross multiply
    3,442,298.40x = 5,164,225.20 × 2,021,623.20
  4. Step 4: Simplify right side
    3,442,298.40x = 10,440,117,474,344.64
  5. Step 5: Solve for x
    x = 10,440,117,474,344.64/3,442,298.40
  6. Step 6: Final answer
    x = 3,032,891.48

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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.