Home / 1,709,238.33-2,358,729.76-934,891.41

Finding the Fourth Proportional to 1,709,238.33, 2,358,729.76 and 934,891.41

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Solution

The fourth proportional to 1,709,238.33, 2,358,729.76 and 934,891.41 is: 1,290,139.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,238.33 : 2,358,729.76 = 934,891.41 : x
  2. Step 2: Convert to fraction form
    1,709,238.33/2,358,729.76 = 934,891.41/x
  3. Step 3: Cross multiply
    1,709,238.33x = 2,358,729.76 × 934,891.41
  4. Step 4: Simplify right side
    1,709,238.33x = 2,205,156,191,135.36
  5. Step 5: Solve for x
    x = 2,205,156,191,135.36/1,709,238.33
  6. Step 6: Final answer
    x = 1,290,139.68

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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.