Home / 1,690,703-2,333,408.82-1,046,330.72

Finding the Fourth Proportional to 1,690,703, 2,333,408.82 and 1,046,330.72

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Solution

The fourth proportional to 1,690,703, 2,333,408.82 and 1,046,330.72 is: 1,444,084.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,703 : 2,333,408.82 = 1,046,330.72 : x
  2. Step 2: Convert to fraction form
    1,690,703/2,333,408.82 = 1,046,330.72/x
  3. Step 3: Cross multiply
    1,690,703x = 2,333,408.82 × 1,046,330.72
  4. Step 4: Simplify right side
    1,690,703x = 2,441,517,330,684.95
  5. Step 5: Solve for x
    x = 2,441,517,330,684.95/1,690,703
  6. Step 6: Final answer
    x = 1,444,084.11

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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.