Home / 1,928,893.40-2,892,246.60-730,854.80

Finding the Fourth Proportional to 1,928,893.40, 2,892,246.60 and 730,854.80

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Solution

The fourth proportional to 1,928,893.40, 2,892,246.60 and 730,854.80 is: 1,095,867.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,893.40 : 2,892,246.60 = 730,854.80 : x
  2. Step 2: Convert to fraction form
    1,928,893.40/2,892,246.60 = 730,854.80/x
  3. Step 3: Cross multiply
    1,928,893.40x = 2,892,246.60 × 730,854.80
  4. Step 4: Simplify right side
    1,928,893.40x = 2,113,812,310,393.68
  5. Step 5: Solve for x
    x = 2,113,812,310,393.68/1,928,893.40
  6. Step 6: Final answer
    x = 1,095,867.87

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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.