Home / 1,610,960.40-2,223,205.23-999,310.20

Finding the Fourth Proportional to 1,610,960.40, 2,223,205.23 and 999,310.20

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Solution

The fourth proportional to 1,610,960.40, 2,223,205.23 and 999,310.20 is: 1,379,097.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,960.40 : 2,223,205.23 = 999,310.20 : x
  2. Step 2: Convert to fraction form
    1,610,960.40/2,223,205.23 = 999,310.20/x
  3. Step 3: Cross multiply
    1,610,960.40x = 2,223,205.23 × 999,310.20
  4. Step 4: Simplify right side
    1,610,960.40x = 2,221,671,663,032.35
  5. Step 5: Solve for x
    x = 2,221,671,663,032.35/1,610,960.40
  6. Step 6: Final answer
    x = 1,379,097.63

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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.