Home / 1,283,692.24-1,771,522.32-702,939.80

Finding the Fourth Proportional to 1,283,692.24, 1,771,522.32 and 702,939.80

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Solution

The fourth proportional to 1,283,692.24, 1,771,522.32 and 702,939.80 is: 970,071.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,692.24 : 1,771,522.32 = 702,939.80 : x
  2. Step 2: Convert to fraction form
    1,283,692.24/1,771,522.32 = 702,939.80/x
  3. Step 3: Cross multiply
    1,283,692.24x = 1,771,522.32 × 702,939.80
  4. Step 4: Simplify right side
    1,283,692.24x = 1,245,273,545,316.34
  5. Step 5: Solve for x
    x = 1,245,273,545,316.34/1,283,692.24
  6. Step 6: Final answer
    x = 970,071.72

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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.