Home / 1,980,050.30-2,732,470.54-1,074,632.30

Finding the Fourth Proportional to 1,980,050.30, 2,732,470.54 and 1,074,632.30

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Solution

The fourth proportional to 1,980,050.30, 2,732,470.54 and 1,074,632.30 is: 1,482,993.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,050.30 : 2,732,470.54 = 1,074,632.30 : x
  2. Step 2: Convert to fraction form
    1,980,050.30/2,732,470.54 = 1,074,632.30/x
  3. Step 3: Cross multiply
    1,980,050.30x = 2,732,470.54 × 1,074,632.30
  4. Step 4: Simplify right side
    1,980,050.30x = 2,936,401,101,082.44
  5. Step 5: Solve for x
    x = 2,936,401,101,082.44/1,980,050.30
  6. Step 6: Final answer
    x = 1,482,993.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.