Home / 2,946,995.20-4,420,492.80-2,387,123.20

Finding the Fourth Proportional to 2,946,995.20, 4,420,492.80 and 2,387,123.20

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Solution

The fourth proportional to 2,946,995.20, 4,420,492.80 and 2,387,123.20 is: 3,580,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946,995.20 : 4,420,492.80 = 2,387,123.20 : x
  2. Step 2: Convert to fraction form
    2,946,995.20/4,420,492.80 = 2,387,123.20/x
  3. Step 3: Cross multiply
    2,946,995.20x = 4,420,492.80 × 2,387,123.20
  4. Step 4: Simplify right side
    2,946,995.20x = 10,552,260,918,312.96
  5. Step 5: Solve for x
    x = 10,552,260,918,312.96/2,946,995.20
  6. Step 6: Final answer
    x = 3,580,684.80

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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.