Home / 1,212,274.88-1,672,324.78-925,296.76

Finding the Fourth Proportional to 1,212,274.88, 1,672,324.78 and 925,296.76

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Solution

The fourth proportional to 1,212,274.88, 1,672,324.78 and 925,296.76 is: 1,276,440.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,274.88 : 1,672,324.78 = 925,296.76 : x
  2. Step 2: Convert to fraction form
    1,212,274.88/1,672,324.78 = 925,296.76/x
  3. Step 3: Cross multiply
    1,212,274.88x = 1,672,324.78 × 925,296.76
  4. Step 4: Simplify right side
    1,212,274.88x = 1,547,396,700,601.71
  5. Step 5: Solve for x
    x = 1,547,396,700,601.71/1,212,274.88
  6. Step 6: Final answer
    x = 1,276,440.46

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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.