Home / 2,078,486.91-3,117,729.03-1,513,462.36

Finding the Fourth Proportional to 2,078,486.91, 3,117,729.03 and 1,513,462.36

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Solution

The fourth proportional to 2,078,486.91, 3,117,729.03 and 1,513,462.36 is: 2,270,192.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,486.91 : 3,117,729.03 = 1,513,462.36 : x
  2. Step 2: Convert to fraction form
    2,078,486.91/3,117,729.03 = 1,513,462.36/x
  3. Step 3: Cross multiply
    2,078,486.91x = 3,117,729.03 × 1,513,462.36
  4. Step 4: Simplify right side
    2,078,486.91x = 4,718,565,535,584.31
  5. Step 5: Solve for x
    x = 4,718,565,535,584.31/2,078,486.91
  6. Step 6: Final answer
    x = 2,270,192.57

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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.