Home / 2,653,681.32-3,661,199.22-2,162,806.74

Finding the Fourth Proportional to 2,653,681.32, 3,661,199.22 and 2,162,806.74

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Solution

The fourth proportional to 2,653,681.32, 3,661,199.22 and 2,162,806.74 is: 2,983,955.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653,681.32 : 3,661,199.22 = 2,162,806.74 : x
  2. Step 2: Convert to fraction form
    2,653,681.32/3,661,199.22 = 2,162,806.74/x
  3. Step 3: Cross multiply
    2,653,681.32x = 3,661,199.22 × 2,162,806.74
  4. Step 4: Simplify right side
    2,653,681.32x = 7,918,466,349,498.74
  5. Step 5: Solve for x
    x = 7,918,466,349,498.74/2,653,681.32
  6. Step 6: Final answer
    x = 2,983,955.27

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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.