Home / 2,378,935.29-3,282,889.50-1,291,183.52

Finding the Fourth Proportional to 2,378,935.29, 3,282,889.50 and 1,291,183.52

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Solution

The fourth proportional to 2,378,935.29, 3,282,889.50 and 1,291,183.52 is: 1,781,810.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,935.29 : 3,282,889.50 = 1,291,183.52 : x
  2. Step 2: Convert to fraction form
    2,378,935.29/3,282,889.50 = 1,291,183.52/x
  3. Step 3: Cross multiply
    2,378,935.29x = 3,282,889.50 × 1,291,183.52
  4. Step 4: Simplify right side
    2,378,935.29x = 4,238,812,803,966.59
  5. Step 5: Solve for x
    x = 4,238,812,803,966.59/2,378,935.29
  6. Step 6: Final answer
    x = 1,781,810.89

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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.