Home / 1,053,911.22-1,581,017.63-324,496.15

Finding the Fourth Proportional to 1,053,911.22, 1,581,017.63 and 324,496.15

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Solution

The fourth proportional to 1,053,911.22, 1,581,017.63 and 324,496.15 is: 486,790.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,911.22 : 1,581,017.63 = 324,496.15 : x
  2. Step 2: Convert to fraction form
    1,053,911.22/1,581,017.63 = 324,496.15/x
  3. Step 3: Cross multiply
    1,053,911.22x = 1,581,017.63 × 324,496.15
  4. Step 4: Simplify right side
    1,053,911.22x = 513,034,133,611.50
  5. Step 5: Solve for x
    x = 513,034,133,611.50/1,053,911.22
  6. Step 6: Final answer
    x = 486,790.66

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1.5x scale

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.