Home / 5,777,158.40-8,658,739.20-2,578,889.60

Finding the Fourth Proportional to 5,777,158.40, 8,658,739.20 and 2,578,889.60

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Solution

The fourth proportional to 5,777,158.40, 8,658,739.20 and 2,578,889.60 is: 3,865,210.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777,158.40 : 8,658,739.20 = 2,578,889.60 : x
  2. Step 2: Convert to fraction form
    5,777,158.40/8,658,739.20 = 2,578,889.60/x
  3. Step 3: Cross multiply
    5,777,158.40x = 8,658,739.20 × 2,578,889.60
  4. Step 4: Simplify right side
    5,777,158.40x = 22,329,932,471,992.32
  5. Step 5: Solve for x
    x = 22,329,932,471,992.32/5,777,158.40
  6. Step 6: Final answer
    x = 3,865,210.36

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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.