Home / 1,110,737.80-1,666,884.30-480,104.20

Finding the Fourth Proportional to 1,110,737.80, 1,666,884.30 and 480,104.20

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Solution

The fourth proportional to 1,110,737.80, 1,666,884.30 and 480,104.20 is: 720,492.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,737.80 : 1,666,884.30 = 480,104.20 : x
  2. Step 2: Convert to fraction form
    1,110,737.80/1,666,884.30 = 480,104.20/x
  3. Step 3: Cross multiply
    1,110,737.80x = 1,666,884.30 × 480,104.20
  4. Step 4: Simplify right side
    1,110,737.80x = 800,278,153,344.06
  5. Step 5: Solve for x
    x = 800,278,153,344.06/1,110,737.80
  6. Step 6: Final answer
    x = 720,492.41

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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.