Home / 1,845,545.70-2,767,334.40-779,383.20

Finding the Fourth Proportional to 1,845,545.70, 2,767,334.40 and 779,383.20

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Solution

The fourth proportional to 1,845,545.70, 2,767,334.40 and 779,383.20 is: 1,168,659.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,545.70 : 2,767,334.40 = 779,383.20 : x
  2. Step 2: Convert to fraction form
    1,845,545.70/2,767,334.40 = 779,383.20/x
  3. Step 3: Cross multiply
    1,845,545.70x = 2,767,334.40 × 779,383.20
  4. Step 4: Simplify right side
    1,845,545.70x = 2,156,813,940,142.08
  5. Step 5: Solve for x
    x = 2,156,813,940,142.08/1,845,545.70
  6. Step 6: Final answer
    x = 1,168,659.19

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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.