Home / 1,575,049.44-2,172,811.80-1,030,945.44

Finding the Fourth Proportional to 1,575,049.44, 2,172,811.80 and 1,030,945.44

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Solution

The fourth proportional to 1,575,049.44, 2,172,811.80 and 1,030,945.44 is: 1,422,209.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,049.44 : 2,172,811.80 = 1,030,945.44 : x
  2. Step 2: Convert to fraction form
    1,575,049.44/2,172,811.80 = 1,030,945.44/x
  3. Step 3: Cross multiply
    1,575,049.44x = 2,172,811.80 × 1,030,945.44
  4. Step 4: Simplify right side
    1,575,049.44x = 2,240,050,417,188.19
  5. Step 5: Solve for x
    x = 2,240,050,417,188.19/1,575,049.44
  6. Step 6: Final answer
    x = 1,422,209.59

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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.