Home / 1,778,939.15-2,454,906.25-963,136.20

Finding the Fourth Proportional to 1,778,939.15, 2,454,906.25 and 963,136.20

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Solution

The fourth proportional to 1,778,939.15, 2,454,906.25 and 963,136.20 is: 1,329,111.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,939.15 : 2,454,906.25 = 963,136.20 : x
  2. Step 2: Convert to fraction form
    1,778,939.15/2,454,906.25 = 963,136.20/x
  3. Step 3: Cross multiply
    1,778,939.15x = 2,454,906.25 × 963,136.20
  4. Step 4: Simplify right side
    1,778,939.15x = 2,364,409,087,391.07
  5. Step 5: Solve for x
    x = 2,364,409,087,391.07/1,778,939.15
  6. Step 6: Final answer
    x = 1,329,111.84

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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.