Home / 876,750.52-1,210,751.33-828,985.75

Finding the Fourth Proportional to 876,750.52, 1,210,751.33 and 828,985.75

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Solution

The fourth proportional to 876,750.52, 1,210,751.33 and 828,985.75 is: 1,144,790.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,750.52 : 1,210,751.33 = 828,985.75 : x
  2. Step 2: Convert to fraction form
    876,750.52/1,210,751.33 = 828,985.75/x
  3. Step 3: Cross multiply
    876,750.52x = 1,210,751.33 × 828,985.75
  4. Step 4: Simplify right side
    876,750.52x = 1,003,695,603,665.26
  5. Step 5: Solve for x
    x = 1,003,695,603,665.26/876,750.52
  6. Step 6: Final answer
    x = 1,144,790.43

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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.