Home / 2,242,743.18-3,364,629.90-645,319.50

Finding the Fourth Proportional to 2,242,743.18, 3,364,629.90 and 645,319.50

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Solution

The fourth proportional to 2,242,743.18, 3,364,629.90 and 645,319.50 is: 968,127.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242,743.18 : 3,364,629.90 = 645,319.50 : x
  2. Step 2: Convert to fraction form
    2,242,743.18/3,364,629.90 = 645,319.50/x
  3. Step 3: Cross multiply
    2,242,743.18x = 3,364,629.90 × 645,319.50
  4. Step 4: Simplify right side
    2,242,743.18x = 2,171,261,284,753.05
  5. Step 5: Solve for x
    x = 2,171,261,284,753.05/2,242,743.18
  6. Step 6: Final answer
    x = 968,127.47

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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.