Home / 1,489,125.60-2,233,688.40-1,339,826.40

Finding the Fourth Proportional to 1,489,125.60, 2,233,688.40 and 1,339,826.40

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Solution

The fourth proportional to 1,489,125.60, 2,233,688.40 and 1,339,826.40 is: 2,009,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,125.60 : 2,233,688.40 = 1,339,826.40 : x
  2. Step 2: Convert to fraction form
    1,489,125.60/2,233,688.40 = 1,339,826.40/x
  3. Step 3: Cross multiply
    1,489,125.60x = 2,233,688.40 × 1,339,826.40
  4. Step 4: Simplify right side
    1,489,125.60x = 2,992,754,687,693.76
  5. Step 5: Solve for x
    x = 2,992,754,687,693.76/1,489,125.60
  6. Step 6: Final answer
    x = 2,009,739.60

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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.