Home / 1,455,199.80-2,182,022.10-612,799.80

Finding the Fourth Proportional to 1,455,199.80, 2,182,022.10 and 612,799.80

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Solution

The fourth proportional to 1,455,199.80, 2,182,022.10 and 612,799.80 is: 918,872.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,199.80 : 2,182,022.10 = 612,799.80 : x
  2. Step 2: Convert to fraction form
    1,455,199.80/2,182,022.10 = 612,799.80/x
  3. Step 3: Cross multiply
    1,455,199.80x = 2,182,022.10 × 612,799.80
  4. Step 4: Simplify right side
    1,455,199.80x = 1,337,142,706,475.58
  5. Step 5: Solve for x
    x = 1,337,142,706,475.58/1,455,199.80
  6. Step 6: Final answer
    x = 918,872.24

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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.