Home / 1,851,482.20-2,777,223.30-1,478,234.20

Finding the Fourth Proportional to 1,851,482.20, 2,777,223.30 and 1,478,234.20

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Solution

The fourth proportional to 1,851,482.20, 2,777,223.30 and 1,478,234.20 is: 2,217,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,482.20 : 2,777,223.30 = 1,478,234.20 : x
  2. Step 2: Convert to fraction form
    1,851,482.20/2,777,223.30 = 1,478,234.20/x
  3. Step 3: Cross multiply
    1,851,482.20x = 2,777,223.30 × 1,478,234.20
  4. Step 4: Simplify right side
    1,851,482.20x = 4,105,386,463,096.86
  5. Step 5: Solve for x
    x = 4,105,386,463,096.86/1,851,482.20
  6. Step 6: Final answer
    x = 2,217,351.30

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Similar ratio
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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.