Home / 2,889,632.60-4,328,228.10-2,391,968.60

Finding the Fourth Proportional to 2,889,632.60, 4,328,228.10 and 2,391,968.60

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Solution

The fourth proportional to 2,889,632.60, 4,328,228.10 and 2,391,968.60 is: 3,582,803.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,632.60 : 4,328,228.10 = 2,391,968.60 : x
  2. Step 2: Convert to fraction form
    2,889,632.60/4,328,228.10 = 2,391,968.60/x
  3. Step 3: Cross multiply
    2,889,632.60x = 4,328,228.10 × 2,391,968.60
  4. Step 4: Simplify right side
    2,889,632.60x = 10,352,985,708,837.66
  5. Step 5: Solve for x
    x = 10,352,985,708,837.66/2,889,632.60
  6. Step 6: Final answer
    x = 3,582,803.47

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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.