Home / 1,631,971.40-2,431,554.45-1,540,296.05

Finding the Fourth Proportional to 1,631,971.40, 2,431,554.45 and 1,540,296.05

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Solution

The fourth proportional to 1,631,971.40, 2,431,554.45 and 1,540,296.05 is: 2,294,962.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,971.40 : 2,431,554.45 = 1,540,296.05 : x
  2. Step 2: Convert to fraction form
    1,631,971.40/2,431,554.45 = 1,540,296.05/x
  3. Step 3: Cross multiply
    1,631,971.40x = 2,431,554.45 × 1,540,296.05
  4. Step 4: Simplify right side
    1,631,971.40x = 3,745,313,696,761.04
  5. Step 5: Solve for x
    x = 3,745,313,696,761.04/1,631,971.40
  6. Step 6: Final answer
    x = 2,294,962.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.