Home / 1,248,188-1,722,490.08-675,219.92

Finding the Fourth Proportional to 1,248,188, 1,722,490.08 and 675,219.92

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Solution

The fourth proportional to 1,248,188, 1,722,490.08 and 675,219.92 is: 931,798.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,188 : 1,722,490.08 = 675,219.92 : x
  2. Step 2: Convert to fraction form
    1,248,188/1,722,490.08 = 675,219.92/x
  3. Step 3: Cross multiply
    1,248,188x = 1,722,490.08 × 675,219.92
  4. Step 4: Simplify right side
    1,248,188x = 1,163,059,614,018.39
  5. Step 5: Solve for x
    x = 1,163,059,614,018.39/1,248,188
  6. Step 6: Final answer
    x = 931,798.43

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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.