Home / 2,179,895.50-3,270,368.40-683,987.50

Finding the Fourth Proportional to 2,179,895.50, 3,270,368.40 and 683,987.50

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Solution

The fourth proportional to 2,179,895.50, 3,270,368.40 and 683,987.50 is: 1,026,146.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,895.50 : 3,270,368.40 = 683,987.50 : x
  2. Step 2: Convert to fraction form
    2,179,895.50/3,270,368.40 = 683,987.50/x
  3. Step 3: Cross multiply
    2,179,895.50x = 3,270,368.40 × 683,987.50
  4. Step 4: Simplify right side
    2,179,895.50x = 2,236,891,105,995
  5. Step 5: Solve for x
    x = 2,236,891,105,995/2,179,895.50
  6. Step 6: Final answer
    x = 1,026,146.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.