Home / 2,286,155.80-3,427,088.10-768,777.76

Finding the Fourth Proportional to 2,286,155.80, 3,427,088.10 and 768,777.76

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Solution

The fourth proportional to 2,286,155.80, 3,427,088.10 and 768,777.76 is: 1,152,445.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286,155.80 : 3,427,088.10 = 768,777.76 : x
  2. Step 2: Convert to fraction form
    2,286,155.80/3,427,088.10 = 768,777.76/x
  3. Step 3: Cross multiply
    2,286,155.80x = 3,427,088.10 × 768,777.76
  4. Step 4: Simplify right side
    2,286,155.80x = 2,634,669,112,840.66
  5. Step 5: Solve for x
    x = 2,634,669,112,840.66/2,286,155.80
  6. Step 6: Final answer
    x = 1,152,445.13

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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.