Home / 1,790,938.98-2,471,540.12-975,187.38

Finding the Fourth Proportional to 1,790,938.98, 2,471,540.12 and 975,187.38

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Solution

The fourth proportional to 1,790,938.98, 2,471,540.12 and 975,187.38 is: 1,345,782.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,938.98 : 2,471,540.12 = 975,187.38 : x
  2. Step 2: Convert to fraction form
    1,790,938.98/2,471,540.12 = 975,187.38/x
  3. Step 3: Cross multiply
    1,790,938.98x = 2,471,540.12 × 975,187.38
  4. Step 4: Simplify right side
    1,790,938.98x = 2,410,214,734,187.69
  5. Step 5: Solve for x
    x = 2,410,214,734,187.69/1,790,938.98
  6. Step 6: Final answer
    x = 1,345,782.72

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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.