Home / 1,618,958.75-2,234,166.40-893,807.87

Finding the Fourth Proportional to 1,618,958.75, 2,234,166.40 and 893,807.87

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Solution

The fourth proportional to 1,618,958.75, 2,234,166.40 and 893,807.87 is: 1,233,456.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,958.75 : 2,234,166.40 = 893,807.87 : x
  2. Step 2: Convert to fraction form
    1,618,958.75/2,234,166.40 = 893,807.87/x
  3. Step 3: Cross multiply
    1,618,958.75x = 2,234,166.40 × 893,807.87
  4. Step 4: Simplify right side
    1,618,958.75x = 1,996,915,508,695.51
  5. Step 5: Solve for x
    x = 1,996,915,508,695.51/1,618,958.75
  6. Step 6: Final answer
    x = 1,233,456.69

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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.