Home / 2,211,606.18-3,051,918.36-1,231,595.76

Finding the Fourth Proportional to 2,211,606.18, 3,051,918.36 and 1,231,595.76

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Solution

The fourth proportional to 2,211,606.18, 3,051,918.36 and 1,231,595.76 is: 1,699,547.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,606.18 : 3,051,918.36 = 1,231,595.76 : x
  2. Step 2: Convert to fraction form
    2,211,606.18/3,051,918.36 = 1,231,595.76/x
  3. Step 3: Cross multiply
    2,211,606.18x = 3,051,918.36 × 1,231,595.76
  4. Step 4: Simplify right side
    2,211,606.18x = 3,758,729,712,042.15
  5. Step 5: Solve for x
    x = 3,758,729,712,042.15/2,211,606.18
  6. Step 6: Final answer
    x = 1,699,547.48

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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.