Home / 1,302,704.19-1,797,214.55-812,385.27

Finding the Fourth Proportional to 1,302,704.19, 1,797,214.55 and 812,385.27

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Solution

The fourth proportional to 1,302,704.19, 1,797,214.55 and 812,385.27 is: 1,120,769.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,704.19 : 1,797,214.55 = 812,385.27 : x
  2. Step 2: Convert to fraction form
    1,302,704.19/1,797,214.55 = 812,385.27/x
  3. Step 3: Cross multiply
    1,302,704.19x = 1,797,214.55 × 812,385.27
  4. Step 4: Simplify right side
    1,302,704.19x = 1,460,030,623,387.75
  5. Step 5: Solve for x
    x = 1,460,030,623,387.75/1,302,704.19
  6. Step 6: Final answer
    x = 1,120,769.12

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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.