Home / 1,045,390.06-1,443,048.57-741,057.16

Finding the Fourth Proportional to 1,045,390.06, 1,443,048.57 and 741,057.16

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Solution

The fourth proportional to 1,045,390.06, 1,443,048.57 and 741,057.16 is: 1,022,949.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,390.06 : 1,443,048.57 = 741,057.16 : x
  2. Step 2: Convert to fraction form
    1,045,390.06/1,443,048.57 = 741,057.16/x
  3. Step 3: Cross multiply
    1,045,390.06x = 1,443,048.57 × 741,057.16
  4. Step 4: Simplify right side
    1,045,390.06x = 1,069,381,475,026.26
  5. Step 5: Solve for x
    x = 1,069,381,475,026.26/1,045,390.06
  6. Step 6: Final answer
    x = 1,022,949.73

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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.