Home / 3,021,340.20-4,522,679.10-1,755,407.40

Finding the Fourth Proportional to 3,021,340.20, 4,522,679.10 and 1,755,407.40

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Solution

The fourth proportional to 3,021,340.20, 4,522,679.10 and 1,755,407.40 is: 2,627,689.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,340.20 : 4,522,679.10 = 1,755,407.40 : x
  2. Step 2: Convert to fraction form
    3,021,340.20/4,522,679.10 = 1,755,407.40/x
  3. Step 3: Cross multiply
    3,021,340.20x = 4,522,679.10 × 1,755,407.40
  4. Step 4: Simplify right side
    3,021,340.20x = 7,939,144,359,965.34
  5. Step 5: Solve for x
    x = 7,939,144,359,965.34/3,021,340.20
  6. Step 6: Final answer
    x = 2,627,689.65

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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.