Home / 1,927,474.33-2,890,649.23-647,937.17

Finding the Fourth Proportional to 1,927,474.33, 2,890,649.23 and 647,937.17

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Solution

The fourth proportional to 1,927,474.33, 2,890,649.23 and 647,937.17 is: 971,716.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,474.33 : 2,890,649.23 = 647,937.17 : x
  2. Step 2: Convert to fraction form
    1,927,474.33/2,890,649.23 = 647,937.17/x
  3. Step 3: Cross multiply
    1,927,474.33x = 2,890,649.23 × 647,937.17
  4. Step 4: Simplify right side
    1,927,474.33x = 1,872,959,081,548.88
  5. Step 5: Solve for x
    x = 1,872,959,081,548.88/1,927,474.33
  6. Step 6: Final answer
    x = 971,716.74

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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.