Home / 2,875,037.52-3,967,774.56-1,585,990.56

Finding the Fourth Proportional to 2,875,037.52, 3,967,774.56 and 1,585,990.56

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Solution

The fourth proportional to 2,875,037.52, 3,967,774.56 and 1,585,990.56 is: 2,188,789.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,037.52 : 3,967,774.56 = 1,585,990.56 : x
  2. Step 2: Convert to fraction form
    2,875,037.52/3,967,774.56 = 1,585,990.56/x
  3. Step 3: Cross multiply
    2,875,037.52x = 3,967,774.56 × 1,585,990.56
  4. Step 4: Simplify right side
    2,875,037.52x = 6,292,852,996,368.15
  5. Step 5: Solve for x
    x = 6,292,852,996,368.15/2,875,037.52
  6. Step 6: Final answer
    x = 2,188,789.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.