Home / 1,130,973.87-1,560,223.79-1,002,043.85

Finding the Fourth Proportional to 1,130,973.87, 1,560,223.79 and 1,002,043.85

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Solution

The fourth proportional to 1,130,973.87, 1,560,223.79 and 1,002,043.85 is: 1,382,359.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,973.87 : 1,560,223.79 = 1,002,043.85 : x
  2. Step 2: Convert to fraction form
    1,130,973.87/1,560,223.79 = 1,002,043.85/x
  3. Step 3: Cross multiply
    1,130,973.87x = 1,560,223.79 × 1,002,043.85
  4. Step 4: Simplify right side
    1,130,973.87x = 1,563,412,640,581.85
  5. Step 5: Solve for x
    x = 1,563,412,640,581.85/1,130,973.87
  6. Step 6: Final answer
    x = 1,382,359.65

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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.