Home / 3,849,692.54-5,312,019.60-2,130,808.95

Finding the Fourth Proportional to 3,849,692.54, 5,312,019.60 and 2,130,808.95

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Solution

The fourth proportional to 3,849,692.54, 5,312,019.60 and 2,130,808.95 is: 2,940,208.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849,692.54 : 5,312,019.60 = 2,130,808.95 : x
  2. Step 2: Convert to fraction form
    3,849,692.54/5,312,019.60 = 2,130,808.95/x
  3. Step 3: Cross multiply
    3,849,692.54x = 5,312,019.60 × 2,130,808.95
  4. Step 4: Simplify right side
    3,849,692.54x = 11,318,898,906,255.42
  5. Step 5: Solve for x
    x = 11,318,898,906,255.42/3,849,692.54
  6. Step 6: Final answer
    x = 2,940,208.55

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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.