Home / 1,669,377-2,504,390.19-709,821.57

Finding the Fourth Proportional to 1,669,377, 2,504,390.19 and 709,821.57

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Solution

The fourth proportional to 1,669,377, 2,504,390.19 and 709,821.57 is: 1,064,870.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,377 : 2,504,390.19 = 709,821.57 : x
  2. Step 2: Convert to fraction form
    1,669,377/2,504,390.19 = 709,821.57/x
  3. Step 3: Cross multiply
    1,669,377x = 2,504,390.19 × 709,821.57
  4. Step 4: Simplify right side
    1,669,377x = 1,777,670,176,558.40
  5. Step 5: Solve for x
    x = 1,777,670,176,558.40/1,669,377
  6. Step 6: Final answer
    x = 1,064,870.41

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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.