Home / 1,075,792.20-1,613,688.30-902,581.80

Finding the Fourth Proportional to 1,075,792.20, 1,613,688.30 and 902,581.80

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Solution

The fourth proportional to 1,075,792.20, 1,613,688.30 and 902,581.80 is: 1,353,872.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,792.20 : 1,613,688.30 = 902,581.80 : x
  2. Step 2: Convert to fraction form
    1,075,792.20/1,613,688.30 = 902,581.80/x
  3. Step 3: Cross multiply
    1,075,792.20x = 1,613,688.30 × 902,581.80
  4. Step 4: Simplify right side
    1,075,792.20x = 1,456,485,690,452.94
  5. Step 5: Solve for x
    x = 1,456,485,690,452.94/1,075,792.20
  6. Step 6: Final answer
    x = 1,353,872.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.