Home / 1,197,331.68-1,648,545.84-1,015,667.04

Finding the Fourth Proportional to 1,197,331.68, 1,648,545.84 and 1,015,667.04

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Solution

The fourth proportional to 1,197,331.68, 1,648,545.84 and 1,015,667.04 is: 1,398,420.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,331.68 : 1,648,545.84 = 1,015,667.04 : x
  2. Step 2: Convert to fraction form
    1,197,331.68/1,648,545.84 = 1,015,667.04/x
  3. Step 3: Cross multiply
    1,197,331.68x = 1,648,545.84 × 1,015,667.04
  4. Step 4: Simplify right side
    1,197,331.68x = 1,674,373,673,617.11
  5. Step 5: Solve for x
    x = 1,674,373,673,617.11/1,197,331.68
  6. Step 6: Final answer
    x = 1,398,420.92

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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.