Home / 2,778,232.20-3,895,123.80-2,778,232.20

Finding the Fourth Proportional to 2,778,232.20, 3,895,123.80 and 2,778,232.20

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Solution

The fourth proportional to 2,778,232.20, 3,895,123.80 and 2,778,232.20 is: 3,895,123.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,232.20 : 3,895,123.80 = 2,778,232.20 : x
  2. Step 2: Convert to fraction form
    2,778,232.20/3,895,123.80 = 2,778,232.20/x
  3. Step 3: Cross multiply
    2,778,232.20x = 3,895,123.80 × 2,778,232.20
  4. Step 4: Simplify right side
    2,778,232.20x = 10,821,558,364,146.36
  5. Step 5: Solve for x
    x = 10,821,558,364,146.36/2,778,232.20
  6. Step 6: Final answer
    x = 3,895,123.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.