Home / 2,896,371.36-3,996,979.67-1,607,208.66

Finding the Fourth Proportional to 2,896,371.36, 3,996,979.67 and 1,607,208.66

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Solution

The fourth proportional to 2,896,371.36, 3,996,979.67 and 1,607,208.66 is: 2,217,940.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,371.36 : 3,996,979.67 = 1,607,208.66 : x
  2. Step 2: Convert to fraction form
    2,896,371.36/3,996,979.67 = 1,607,208.66/x
  3. Step 3: Cross multiply
    2,896,371.36x = 3,996,979.67 × 1,607,208.66
  4. Step 4: Simplify right side
    2,896,371.36x = 6,423,980,331,431.90
  5. Step 5: Solve for x
    x = 6,423,980,331,431.90/2,896,371.36
  6. Step 6: Final answer
    x = 2,217,940.84

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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.