Home / 1,616,315.52-2,230,480.32-937,315.20

Finding the Fourth Proportional to 1,616,315.52, 2,230,480.32 and 937,315.20

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Solution

The fourth proportional to 1,616,315.52, 2,230,480.32 and 937,315.20 is: 1,293,474.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,315.52 : 2,230,480.32 = 937,315.20 : x
  2. Step 2: Convert to fraction form
    1,616,315.52/2,230,480.32 = 937,315.20/x
  3. Step 3: Cross multiply
    1,616,315.52x = 2,230,480.32 × 937,315.20
  4. Step 4: Simplify right side
    1,616,315.52x = 2,090,663,107,236.86
  5. Step 5: Solve for x
    x = 2,090,663,107,236.86/1,616,315.52
  6. Step 6: Final answer
    x = 1,293,474.62

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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.