Home / 1,873,288.92-2,585,138.70-1,013,849.16

Finding the Fourth Proportional to 1,873,288.92, 2,585,138.70 and 1,013,849.16

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Solution

The fourth proportional to 1,873,288.92, 2,585,138.70 and 1,013,849.16 is: 1,399,111.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,288.92 : 2,585,138.70 = 1,013,849.16 : x
  2. Step 2: Convert to fraction form
    1,873,288.92/2,585,138.70 = 1,013,849.16/x
  3. Step 3: Cross multiply
    1,873,288.92x = 2,585,138.70 × 1,013,849.16
  4. Step 4: Simplify right side
    1,873,288.92x = 2,620,940,699,478.49
  5. Step 5: Solve for x
    x = 2,620,940,699,478.49/1,873,288.92
  6. Step 6: Final answer
    x = 1,399,111.84

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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.