Home / 1,216,480.70-1,823,451.51-542,877.14

Finding the Fourth Proportional to 1,216,480.70, 1,823,451.51 and 542,877.14

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Solution

The fourth proportional to 1,216,480.70, 1,823,451.51 and 542,877.14 is: 813,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,480.70 : 1,823,451.51 = 542,877.14 : x
  2. Step 2: Convert to fraction form
    1,216,480.70/1,823,451.51 = 542,877.14/x
  3. Step 3: Cross multiply
    1,216,480.70x = 1,823,451.51 × 542,877.14
  4. Step 4: Simplify right side
    1,216,480.70x = 989,910,140,677.48
  5. Step 5: Solve for x
    x = 989,910,140,677.48/1,216,480.70
  6. Step 6: Final answer
    x = 813,749.15

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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.