Home / 1,132,921.36-1,698,977.13-374,622.85

Finding the Fourth Proportional to 1,132,921.36, 1,698,977.13 and 374,622.85

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Solution

The fourth proportional to 1,132,921.36, 1,698,977.13 and 374,622.85 is: 561,800.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,921.36 : 1,698,977.13 = 374,622.85 : x
  2. Step 2: Convert to fraction form
    1,132,921.36/1,698,977.13 = 374,622.85/x
  3. Step 3: Cross multiply
    1,132,921.36x = 1,698,977.13 × 374,622.85
  4. Step 4: Simplify right side
    1,132,921.36x = 636,475,654,525.42
  5. Step 5: Solve for x
    x = 636,475,654,525.42/1,132,921.36
  6. Step 6: Final answer
    x = 561,800.38

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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.