Home / 2,877,367.90-4,302,941.10-2,148,401.08

Finding the Fourth Proportional to 2,877,367.90, 4,302,941.10 and 2,148,401.08

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Solution

The fourth proportional to 2,877,367.90, 4,302,941.10 and 2,148,401.08 is: 3,212,812.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,367.90 : 4,302,941.10 = 2,148,401.08 : x
  2. Step 2: Convert to fraction form
    2,877,367.90/4,302,941.10 = 2,148,401.08/x
  3. Step 3: Cross multiply
    2,877,367.90x = 4,302,941.10 × 2,148,401.08
  4. Step 4: Simplify right side
    2,877,367.90x = 9,244,443,306,416.39
  5. Step 5: Solve for x
    x = 9,244,443,306,416.39/2,877,367.90
  6. Step 6: Final answer
    x = 3,212,812.41

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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.