Home / 1,441,485.15-1,988,919.48-860,595.22

Finding the Fourth Proportional to 1,441,485.15, 1,988,919.48 and 860,595.22

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Solution

The fourth proportional to 1,441,485.15, 1,988,919.48 and 860,595.22 is: 1,187,424.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,485.15 : 1,988,919.48 = 860,595.22 : x
  2. Step 2: Convert to fraction form
    1,441,485.15/1,988,919.48 = 860,595.22/x
  3. Step 3: Cross multiply
    1,441,485.15x = 1,988,919.48 × 860,595.22
  4. Step 4: Simplify right side
    1,441,485.15x = 1,711,654,597,452.89
  5. Step 5: Solve for x
    x = 1,711,654,597,452.89/1,441,485.15
  6. Step 6: Final answer
    x = 1,187,424.37

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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.