Home / 1,040,227.80-1,560,341.70-740,074.20

Finding the Fourth Proportional to 1,040,227.80, 1,560,341.70 and 740,074.20

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Solution

The fourth proportional to 1,040,227.80, 1,560,341.70 and 740,074.20 is: 1,110,111.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,227.80 : 1,560,341.70 = 740,074.20 : x
  2. Step 2: Convert to fraction form
    1,040,227.80/1,560,341.70 = 740,074.20/x
  3. Step 3: Cross multiply
    1,040,227.80x = 1,560,341.70 × 740,074.20
  4. Step 4: Simplify right side
    1,040,227.80x = 1,154,768,635,354.14
  5. Step 5: Solve for x
    x = 1,154,768,635,354.14/1,040,227.80
  6. Step 6: Final answer
    x = 1,110,111.30

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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.