Home / 2,070,338.94-3,106,006.70-872,603.82

Finding the Fourth Proportional to 2,070,338.94, 3,106,006.70 and 872,603.82

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Solution

The fourth proportional to 2,070,338.94, 3,106,006.70 and 872,603.82 is: 1,309,115.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,338.94 : 3,106,006.70 = 872,603.82 : x
  2. Step 2: Convert to fraction form
    2,070,338.94/3,106,006.70 = 872,603.82/x
  3. Step 3: Cross multiply
    2,070,338.94x = 3,106,006.70 × 872,603.82
  4. Step 4: Simplify right side
    2,070,338.94x = 2,710,313,307,002.57
  5. Step 5: Solve for x
    x = 2,710,313,307,002.57/2,070,338.94
  6. Step 6: Final answer
    x = 1,309,115.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.