Home / 2,071,692.29-2,859,078.88-1,255,930.35

Finding the Fourth Proportional to 2,071,692.29, 2,859,078.88 and 1,255,930.35

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Solution

The fourth proportional to 2,071,692.29, 2,859,078.88 and 1,255,930.35 is: 1,733,270.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,692.29 : 2,859,078.88 = 1,255,930.35 : x
  2. Step 2: Convert to fraction form
    2,071,692.29/2,859,078.88 = 1,255,930.35/x
  3. Step 3: Cross multiply
    2,071,692.29x = 2,859,078.88 × 1,255,930.35
  4. Step 4: Simplify right side
    2,071,692.29x = 3,590,803,938,436.01
  5. Step 5: Solve for x
    x = 3,590,803,938,436.01/2,071,692.29
  6. Step 6: Final answer
    x = 1,733,270.89

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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.