Home / 2,217,780.66-3,060,409.60-1,237,642.82

Finding the Fourth Proportional to 2,217,780.66, 3,060,409.60 and 1,237,642.82

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Solution

The fourth proportional to 2,217,780.66, 3,060,409.60 and 1,237,642.82 is: 1,707,875.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,780.66 : 3,060,409.60 = 1,237,642.82 : x
  2. Step 2: Convert to fraction form
    2,217,780.66/3,060,409.60 = 1,237,642.82/x
  3. Step 3: Cross multiply
    2,217,780.66x = 3,060,409.60 × 1,237,642.82
  4. Step 4: Simplify right side
    2,217,780.66x = 3,787,693,946,208.81
  5. Step 5: Solve for x
    x = 3,787,693,946,208.81/2,217,780.66
  6. Step 6: Final answer
    x = 1,707,875.82

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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.