Home / 2,605,773.52-3,909,182.73-899,979.40

Finding the Fourth Proportional to 2,605,773.52, 3,909,182.73 and 899,979.40

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Solution

The fourth proportional to 2,605,773.52, 3,909,182.73 and 899,979.40 is: 1,350,149.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605,773.52 : 3,909,182.73 = 899,979.40 : x
  2. Step 2: Convert to fraction form
    2,605,773.52/3,909,182.73 = 899,979.40/x
  3. Step 3: Cross multiply
    2,605,773.52x = 3,909,182.73 × 899,979.40
  4. Step 4: Simplify right side
    2,605,773.52x = 3,518,183,927,835.76
  5. Step 5: Solve for x
    x = 3,518,183,927,835.76/2,605,773.52
  6. Step 6: Final answer
    x = 1,350,149.54

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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.