Home / 1,966,370.52-2,713,993.26-1,240,729.38

Finding the Fourth Proportional to 1,966,370.52, 2,713,993.26 and 1,240,729.38

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Solution

The fourth proportional to 1,966,370.52, 2,713,993.26 and 1,240,729.38 is: 1,712,460.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,370.52 : 2,713,993.26 = 1,240,729.38 : x
  2. Step 2: Convert to fraction form
    1,966,370.52/2,713,993.26 = 1,240,729.38/x
  3. Step 3: Cross multiply
    1,966,370.52x = 2,713,993.26 × 1,240,729.38
  4. Step 4: Simplify right side
    1,966,370.52x = 3,367,331,174,803.98
  5. Step 5: Solve for x
    x = 3,367,331,174,803.98/1,966,370.52
  6. Step 6: Final answer
    x = 1,712,460.16

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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.