Home / 1,377,348.30-2,066,022.45-1,353,728.70

Finding the Fourth Proportional to 1,377,348.30, 2,066,022.45 and 1,353,728.70

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Solution

The fourth proportional to 1,377,348.30, 2,066,022.45 and 1,353,728.70 is: 2,030,593.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,348.30 : 2,066,022.45 = 1,353,728.70 : x
  2. Step 2: Convert to fraction form
    1,377,348.30/2,066,022.45 = 1,353,728.70/x
  3. Step 3: Cross multiply
    1,377,348.30x = 2,066,022.45 × 1,353,728.70
  4. Step 4: Simplify right side
    1,377,348.30x = 2,796,833,885,409.32
  5. Step 5: Solve for x
    x = 2,796,833,885,409.32/1,377,348.30
  6. Step 6: Final answer
    x = 2,030,593.05

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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.