Home / 1,055,555.63-1,456,658.56-572,108.34

Finding the Fourth Proportional to 1,055,555.63, 1,456,658.56 and 572,108.34

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Solution

The fourth proportional to 1,055,555.63, 1,456,658.56 and 572,108.34 is: 789,505.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,555.63 : 1,456,658.56 = 572,108.34 : x
  2. Step 2: Convert to fraction form
    1,055,555.63/1,456,658.56 = 572,108.34/x
  3. Step 3: Cross multiply
    1,055,555.63x = 1,456,658.56 × 572,108.34
  4. Step 4: Simplify right side
    1,055,555.63x = 833,366,509,278.12
  5. Step 5: Solve for x
    x = 833,366,509,278.12/1,055,555.63
  6. Step 6: Final answer
    x = 789,505.06

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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.