Home / 1,247,825.20-1,722,210.51-704,115.13

Finding the Fourth Proportional to 1,247,825.20, 1,722,210.51 and 704,115.13

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Solution

The fourth proportional to 1,247,825.20, 1,722,210.51 and 704,115.13 is: 971,798.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,825.20 : 1,722,210.51 = 704,115.13 : x
  2. Step 2: Convert to fraction form
    1,247,825.20/1,722,210.51 = 704,115.13/x
  3. Step 3: Cross multiply
    1,247,825.20x = 1,722,210.51 × 704,115.13
  4. Step 4: Simplify right side
    1,247,825.20x = 1,212,634,477,136.02
  5. Step 5: Solve for x
    x = 1,212,634,477,136.02/1,247,825.20
  6. Step 6: Final answer
    x = 971,798.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.