Home / 1,235,177.91-1,851,482.32-477,539.73

Finding the Fourth Proportional to 1,235,177.91, 1,851,482.32 and 477,539.73

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Solution

The fourth proportional to 1,235,177.91, 1,851,482.32 and 477,539.73 is: 715,812.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,177.91 : 1,851,482.32 = 477,539.73 : x
  2. Step 2: Convert to fraction form
    1,235,177.91/1,851,482.32 = 477,539.73/x
  3. Step 3: Cross multiply
    1,235,177.91x = 1,851,482.32 × 477,539.73
  4. Step 4: Simplify right side
    1,235,177.91x = 884,156,365,998.72
  5. Step 5: Solve for x
    x = 884,156,365,998.72/1,235,177.91
  6. Step 6: Final answer
    x = 715,812.97

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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.