Home / 1,236,944.40-1,855,312.92-395,270.16

Finding the Fourth Proportional to 1,236,944.40, 1,855,312.92 and 395,270.16

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Solution

The fourth proportional to 1,236,944.40, 1,855,312.92 and 395,270.16 is: 592,872.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,944.40 : 1,855,312.92 = 395,270.16 : x
  2. Step 2: Convert to fraction form
    1,236,944.40/1,855,312.92 = 395,270.16/x
  3. Step 3: Cross multiply
    1,236,944.40x = 1,855,312.92 × 395,270.16
  4. Step 4: Simplify right side
    1,236,944.40x = 733,349,834,738.47
  5. Step 5: Solve for x
    x = 733,349,834,738.47/1,236,944.40
  6. Step 6: Final answer
    x = 592,872.11

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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.