Home / 1,731,625.40-2,389,636.08-967,678.76

Finding the Fourth Proportional to 1,731,625.40, 2,389,636.08 and 967,678.76

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Solution

The fourth proportional to 1,731,625.40, 2,389,636.08 and 967,678.76 is: 1,335,392.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,625.40 : 2,389,636.08 = 967,678.76 : x
  2. Step 2: Convert to fraction form
    1,731,625.40/2,389,636.08 = 967,678.76/x
  3. Step 3: Cross multiply
    1,731,625.40x = 2,389,636.08 × 967,678.76
  4. Step 4: Simplify right side
    1,731,625.40x = 2,312,400,078,745.66
  5. Step 5: Solve for x
    x = 2,312,400,078,745.66/1,731,625.40
  6. Step 6: Final answer
    x = 1,335,392.79

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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.