Home / 2,773,490.94-4,160,445.39-828,065.52

Finding the Fourth Proportional to 2,773,490.94, 4,160,445.39 and 828,065.52

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Solution

The fourth proportional to 2,773,490.94, 4,160,445.39 and 828,065.52 is: 1,242,160.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,773,490.94 : 4,160,445.39 = 828,065.52 : x
  2. Step 2: Convert to fraction form
    2,773,490.94/4,160,445.39 = 828,065.52/x
  3. Step 3: Cross multiply
    2,773,490.94x = 4,160,445.39 × 828,065.52
  4. Step 4: Simplify right side
    2,773,490.94x = 3,445,121,375,301.95
  5. Step 5: Solve for x
    x = 3,445,121,375,301.95/2,773,490.94
  6. Step 6: Final answer
    x = 1,242,160.67

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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.