Home / 4,743,008.20-7,114,512.30-1,377,555.40

Finding the Fourth Proportional to 4,743,008.20, 7,114,512.30 and 1,377,555.40

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Solution

The fourth proportional to 4,743,008.20, 7,114,512.30 and 1,377,555.40 is: 2,066,333.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743,008.20 : 7,114,512.30 = 1,377,555.40 : x
  2. Step 2: Convert to fraction form
    4,743,008.20/7,114,512.30 = 1,377,555.40/x
  3. Step 3: Cross multiply
    4,743,008.20x = 7,114,512.30 × 1,377,555.40
  4. Step 4: Simplify right side
    4,743,008.20x = 9,800,634,837,231.42
  5. Step 5: Solve for x
    x = 9,800,634,837,231.42/4,743,008.20
  6. Step 6: Final answer
    x = 2,066,333.10

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1.5x scale

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.