Home / 1,696,915.71-2,341,605.19-999,086.39

Finding the Fourth Proportional to 1,696,915.71, 2,341,605.19 and 999,086.39

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Solution

The fourth proportional to 1,696,915.71, 2,341,605.19 and 999,086.39 is: 1,378,657.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,915.71 : 2,341,605.19 = 999,086.39 : x
  2. Step 2: Convert to fraction form
    1,696,915.71/2,341,605.19 = 999,086.39/x
  3. Step 3: Cross multiply
    1,696,915.71x = 2,341,605.19 × 999,086.39
  4. Step 4: Simplify right side
    1,696,915.71x = 2,339,465,876,082.36
  5. Step 5: Solve for x
    x = 2,339,465,876,082.36/1,696,915.71
  6. Step 6: Final answer
    x = 1,378,657.68

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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.