Home / 1,108,201.90-1,658,155.65-734,953.90

Finding the Fourth Proportional to 1,108,201.90, 1,658,155.65 and 734,953.90

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Solution

The fourth proportional to 1,108,201.90, 1,658,155.65 and 734,953.90 is: 1,099,680.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,201.90 : 1,658,155.65 = 734,953.90 : x
  2. Step 2: Convert to fraction form
    1,108,201.90/1,658,155.65 = 734,953.90/x
  3. Step 3: Cross multiply
    1,108,201.90x = 1,658,155.65 × 734,953.90
  4. Step 4: Simplify right side
    1,108,201.90x = 1,218,667,961,774.53
  5. Step 5: Solve for x
    x = 1,218,667,961,774.53/1,108,201.90
  6. Step 6: Final answer
    x = 1,099,680.45

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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.