Home / 3,440,492.70-5,164,675.65-2,021,348.40

Finding the Fourth Proportional to 3,440,492.70, 5,164,675.65 and 2,021,348.40

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Solution

The fourth proportional to 3,440,492.70, 5,164,675.65 and 2,021,348.40 is: 3,034,335.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440,492.70 : 5,164,675.65 = 2,021,348.40 : x
  2. Step 2: Convert to fraction form
    3,440,492.70/5,164,675.65 = 2,021,348.40/x
  3. Step 3: Cross multiply
    3,440,492.70x = 5,164,675.65 × 2,021,348.40
  4. Step 4: Simplify right side
    3,440,492.70x = 10,439,608,861,646.46
  5. Step 5: Solve for x
    x = 10,439,608,861,646.46/3,440,492.70
  6. Step 6: Final answer
    x = 3,034,335.42

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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.