Home / 1,616,532.32-2,231,579.78-937,220.96

Finding the Fourth Proportional to 1,616,532.32, 2,231,579.78 and 937,220.96

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Solution

The fourth proportional to 1,616,532.32, 2,231,579.78 and 937,220.96 is: 1,293,808.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,532.32 : 2,231,579.78 = 937,220.96 : x
  2. Step 2: Convert to fraction form
    1,616,532.32/2,231,579.78 = 937,220.96/x
  3. Step 3: Cross multiply
    1,616,532.32x = 2,231,579.78 × 937,220.96
  4. Step 4: Simplify right side
    1,616,532.32x = 2,091,483,343,728.19
  5. Step 5: Solve for x
    x = 2,091,483,343,728.19/1,616,532.32
  6. Step 6: Final answer
    x = 1,293,808.55

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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.