Home / 794,939.01-1,189,652.90-761,871.57

Finding the Fourth Proportional to 794,939.01, 1,189,652.90 and 761,871.57

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Solution

The fourth proportional to 794,939.01, 1,189,652.90 and 761,871.57 is: 1,140,166.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,939.01 : 1,189,652.90 = 761,871.57 : x
  2. Step 2: Convert to fraction form
    794,939.01/1,189,652.90 = 761,871.57/x
  3. Step 3: Cross multiply
    794,939.01x = 1,189,652.90 × 761,871.57
  4. Step 4: Simplify right side
    794,939.01x = 906,362,718,868.70
  5. Step 5: Solve for x
    x = 906,362,718,868.70/794,939.01
  6. Step 6: Final answer
    x = 1,140,166.36

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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.