Home / 2,185,733.76-3,016,325.79-1,218,925.26

Finding the Fourth Proportional to 2,185,733.76, 3,016,325.79 and 1,218,925.26

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Solution

The fourth proportional to 2,185,733.76, 3,016,325.79 and 1,218,925.26 is: 1,682,124.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,733.76 : 3,016,325.79 = 1,218,925.26 : x
  2. Step 2: Convert to fraction form
    2,185,733.76/3,016,325.79 = 1,218,925.26/x
  3. Step 3: Cross multiply
    2,185,733.76x = 3,016,325.79 × 1,218,925.26
  4. Step 4: Simplify right side
    2,185,733.76x = 3,676,675,697,820.46
  5. Step 5: Solve for x
    x = 3,676,675,697,820.46/2,185,733.76
  6. Step 6: Final answer
    x = 1,682,124.22

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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.