Home / 1,371,821.40-1,893,093.08-759,972.92

Finding the Fourth Proportional to 1,371,821.40, 1,893,093.08 and 759,972.92

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Solution

The fourth proportional to 1,371,821.40, 1,893,093.08 and 759,972.92 is: 1,048,751.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,821.40 : 1,893,093.08 = 759,972.92 : x
  2. Step 2: Convert to fraction form
    1,371,821.40/1,893,093.08 = 759,972.92/x
  3. Step 3: Cross multiply
    1,371,821.40x = 1,893,093.08 × 759,972.92
  4. Step 4: Simplify right side
    1,371,821.40x = 1,438,699,475,839.39
  5. Step 5: Solve for x
    x = 1,438,699,475,839.39/1,371,821.40
  6. Step 6: Final answer
    x = 1,048,751.30

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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.