Home / 2,174,749.71-3,001,071.58-1,207,942.01

Finding the Fourth Proportional to 2,174,749.71, 3,001,071.58 and 1,207,942.01

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Solution

The fourth proportional to 2,174,749.71, 3,001,071.58 and 1,207,942.01 is: 1,666,913.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,749.71 : 3,001,071.58 = 1,207,942.01 : x
  2. Step 2: Convert to fraction form
    2,174,749.71/3,001,071.58 = 1,207,942.01/x
  3. Step 3: Cross multiply
    2,174,749.71x = 3,001,071.58 × 1,207,942.01
  4. Step 4: Simplify right side
    2,174,749.71x = 3,625,120,436,499.08
  5. Step 5: Solve for x
    x = 3,625,120,436,499.08/2,174,749.71
  6. Step 6: Final answer
    x = 1,666,913.86

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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.