Home / 1,302,475.76-1,798,294.24-813,190.96

Finding the Fourth Proportional to 1,302,475.76, 1,798,294.24 and 813,190.96

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Solution

The fourth proportional to 1,302,475.76, 1,798,294.24 and 813,190.96 is: 1,122,751.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,475.76 : 1,798,294.24 = 813,190.96 : x
  2. Step 2: Convert to fraction form
    1,302,475.76/1,798,294.24 = 813,190.96/x
  3. Step 3: Cross multiply
    1,302,475.76x = 1,798,294.24 × 813,190.96
  4. Step 4: Simplify right side
    1,302,475.76x = 1,462,356,619,388.07
  5. Step 5: Solve for x
    x = 1,462,356,619,388.07/1,302,475.76
  6. Step 6: Final answer
    x = 1,122,751.50

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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.