Home / 2,509,339.40-3,764,009.10-911,954.60

Finding the Fourth Proportional to 2,509,339.40, 3,764,009.10 and 911,954.60

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Solution

The fourth proportional to 2,509,339.40, 3,764,009.10 and 911,954.60 is: 1,367,931.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,509,339.40 : 3,764,009.10 = 911,954.60 : x
  2. Step 2: Convert to fraction form
    2,509,339.40/3,764,009.10 = 911,954.60/x
  3. Step 3: Cross multiply
    2,509,339.40x = 3,764,009.10 × 911,954.60
  4. Step 4: Simplify right side
    2,509,339.40x = 3,432,605,413,186.86
  5. Step 5: Solve for x
    x = 3,432,605,413,186.86/2,509,339.40
  6. Step 6: Final answer
    x = 1,367,931.90

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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.