Home / 1,574,255.34-2,172,447.29-876,529.44

Finding the Fourth Proportional to 1,574,255.34, 2,172,447.29 and 876,529.44

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Solution

The fourth proportional to 1,574,255.34, 2,172,447.29 and 876,529.44 is: 1,209,596.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,255.34 : 2,172,447.29 = 876,529.44 : x
  2. Step 2: Convert to fraction form
    1,574,255.34/2,172,447.29 = 876,529.44/x
  3. Step 3: Cross multiply
    1,574,255.34x = 2,172,447.29 × 876,529.44
  4. Step 4: Simplify right side
    1,574,255.34x = 1,904,214,002,150.57
  5. Step 5: Solve for x
    x = 1,904,214,002,150.57/1,574,255.34
  6. Step 6: Final answer
    x = 1,209,596.66

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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.