Home / 1,152,169.23-1,589,872.95-635,913.60

Finding the Fourth Proportional to 1,152,169.23, 1,589,872.95 and 635,913.60

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Solution

The fourth proportional to 1,152,169.23, 1,589,872.95 and 635,913.60 is: 877,494.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,169.23 : 1,589,872.95 = 635,913.60 : x
  2. Step 2: Convert to fraction form
    1,152,169.23/1,589,872.95 = 635,913.60/x
  3. Step 3: Cross multiply
    1,152,169.23x = 1,589,872.95 × 635,913.60
  4. Step 4: Simplify right side
    1,152,169.23x = 1,011,021,831,177.12
  5. Step 5: Solve for x
    x = 1,011,021,831,177.12/1,152,169.23
  6. Step 6: Final answer
    x = 877,494.21

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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.