Home / 3,859,294.65-5,326,153.70-2,140,968.75

Finding the Fourth Proportional to 3,859,294.65, 5,326,153.70 and 2,140,968.75

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Solution

The fourth proportional to 3,859,294.65, 5,326,153.70 and 2,140,968.75 is: 2,954,718.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859,294.65 : 5,326,153.70 = 2,140,968.75 : x
  2. Step 2: Convert to fraction form
    3,859,294.65/5,326,153.70 = 2,140,968.75/x
  3. Step 3: Cross multiply
    3,859,294.65x = 5,326,153.70 × 2,140,968.75
  4. Step 4: Simplify right side
    3,859,294.65x = 11,403,128,618,692.03
  5. Step 5: Solve for x
    x = 11,403,128,618,692.03/3,859,294.65
  6. Step 6: Final answer
    x = 2,954,718.32

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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.