Home / 5,310,064.86-7,965,143.76-1,715,832.42

Finding the Fourth Proportional to 5,310,064.86, 7,965,143.76 and 1,715,832.42

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Solution

The fourth proportional to 5,310,064.86, 7,965,143.76 and 1,715,832.42 is: 2,573,763.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310,064.86 : 7,965,143.76 = 1,715,832.42 : x
  2. Step 2: Convert to fraction form
    5,310,064.86/7,965,143.76 = 1,715,832.42/x
  3. Step 3: Cross multiply
    5,310,064.86x = 7,965,143.76 × 1,715,832.42
  4. Step 4: Simplify right side
    5,310,064.86x = 13,666,851,893,368.70
  5. Step 5: Solve for x
    x = 13,666,851,893,368.70/5,310,064.86
  6. Step 6: Final answer
    x = 2,573,763.65

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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.