Home / 1,236,839.60-1,855,259.40-606,983.60

Finding the Fourth Proportional to 1,236,839.60, 1,855,259.40 and 606,983.60

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Solution

The fourth proportional to 1,236,839.60, 1,855,259.40 and 606,983.60 is: 910,475.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,839.60 : 1,855,259.40 = 606,983.60 : x
  2. Step 2: Convert to fraction form
    1,236,839.60/1,855,259.40 = 606,983.60/x
  3. Step 3: Cross multiply
    1,236,839.60x = 1,855,259.40 × 606,983.60
  4. Step 4: Simplify right side
    1,236,839.60x = 1,126,112,029,545.84
  5. Step 5: Solve for x
    x = 1,126,112,029,545.84/1,236,839.60
  6. Step 6: Final answer
    x = 910,475.40

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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.