Home / 1,101,830.80-1,650,777.90-901,064.20

Finding the Fourth Proportional to 1,101,830.80, 1,650,777.90 and 901,064.20

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Solution

The fourth proportional to 1,101,830.80, 1,650,777.90 and 901,064.20 is: 1,349,986.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,830.80 : 1,650,777.90 = 901,064.20 : x
  2. Step 2: Convert to fraction form
    1,101,830.80/1,650,777.90 = 901,064.20/x
  3. Step 3: Cross multiply
    1,101,830.80x = 1,650,777.90 × 901,064.20
  4. Step 4: Simplify right side
    1,101,830.80x = 1,487,456,867,841.18
  5. Step 5: Solve for x
    x = 1,487,456,867,841.18/1,101,830.80
  6. Step 6: Final answer
    x = 1,349,986.65

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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.