Home / 1,953,692.24-2,696,680.56-1,190,123.12

Finding the Fourth Proportional to 1,953,692.24, 2,696,680.56 and 1,190,123.12

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Solution

The fourth proportional to 1,953,692.24, 2,696,680.56 and 1,190,123.12 is: 1,642,726.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,692.24 : 2,696,680.56 = 1,190,123.12 : x
  2. Step 2: Convert to fraction form
    1,953,692.24/2,696,680.56 = 1,190,123.12/x
  3. Step 3: Cross multiply
    1,953,692.24x = 2,696,680.56 × 1,190,123.12
  4. Step 4: Simplify right side
    1,953,692.24x = 3,209,381,881,710.55
  5. Step 5: Solve for x
    x = 3,209,381,881,710.55/1,953,692.24
  6. Step 6: Final answer
    x = 1,642,726.43

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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.