Home / 1,507,260.60-2,260,890.90-1,028,963.70

Finding the Fourth Proportional to 1,507,260.60, 2,260,890.90 and 1,028,963.70

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Solution

The fourth proportional to 1,507,260.60, 2,260,890.90 and 1,028,963.70 is: 1,543,445.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,260.60 : 2,260,890.90 = 1,028,963.70 : x
  2. Step 2: Convert to fraction form
    1,507,260.60/2,260,890.90 = 1,028,963.70/x
  3. Step 3: Cross multiply
    1,507,260.60x = 2,260,890.90 × 1,028,963.70
  4. Step 4: Simplify right side
    1,507,260.60x = 2,326,374,665,760.33
  5. Step 5: Solve for x
    x = 2,326,374,665,760.33/1,507,260.60
  6. Step 6: Final answer
    x = 1,543,445.55

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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.