Home / 1,145,872.04-1,580,750.52-763,409.48

Finding the Fourth Proportional to 1,145,872.04, 1,580,750.52 and 763,409.48

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Solution

The fourth proportional to 1,145,872.04, 1,580,750.52 and 763,409.48 is: 1,053,136.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,872.04 : 1,580,750.52 = 763,409.48 : x
  2. Step 2: Convert to fraction form
    1,145,872.04/1,580,750.52 = 763,409.48/x
  3. Step 3: Cross multiply
    1,145,872.04x = 1,580,750.52 × 763,409.48
  4. Step 4: Simplify right side
    1,145,872.04x = 1,206,759,932,482.93
  5. Step 5: Solve for x
    x = 1,206,759,932,482.93/1,145,872.04
  6. Step 6: Final answer
    x = 1,053,136.73

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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.