Home / 1,425,174.30-2,137,761.69-360,219.42

Finding the Fourth Proportional to 1,425,174.30, 2,137,761.69 and 360,219.42

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Solution

The fourth proportional to 1,425,174.30, 2,137,761.69 and 360,219.42 is: 540,329.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,174.30 : 2,137,761.69 = 360,219.42 : x
  2. Step 2: Convert to fraction form
    1,425,174.30/2,137,761.69 = 360,219.42/x
  3. Step 3: Cross multiply
    1,425,174.30x = 2,137,761.69 × 360,219.42
  4. Step 4: Simplify right side
    1,425,174.30x = 770,063,276,070.02
  5. Step 5: Solve for x
    x = 770,063,276,070.02/1,425,174.30
  6. Step 6: Final answer
    x = 540,329.19

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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.