Home / 1,557,534-2,336,553.72-610,391.28

Finding the Fourth Proportional to 1,557,534, 2,336,553.72 and 610,391.28

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Solution

The fourth proportional to 1,557,534, 2,336,553.72 and 610,391.28 is: 915,685.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,534 : 2,336,553.72 = 610,391.28 : x
  2. Step 2: Convert to fraction form
    1,557,534/2,336,553.72 = 610,391.28/x
  3. Step 3: Cross multiply
    1,557,534x = 2,336,553.72 × 610,391.28
  4. Step 4: Simplify right side
    1,557,534x = 1,426,212,015,939.56
  5. Step 5: Solve for x
    x = 1,426,212,015,939.56/1,557,534
  6. Step 6: Final answer
    x = 915,685.96

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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.