Home / 1,618,631.35-2,233,711.71-893,479.54

Finding the Fourth Proportional to 1,618,631.35, 2,233,711.71 and 893,479.54

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Solution

The fourth proportional to 1,618,631.35, 2,233,711.71 and 893,479.54 is: 1,233,002.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,631.35 : 2,233,711.71 = 893,479.54 : x
  2. Step 2: Convert to fraction form
    1,618,631.35/2,233,711.71 = 893,479.54/x
  3. Step 3: Cross multiply
    1,618,631.35x = 2,233,711.71 × 893,479.54
  4. Step 4: Simplify right side
    1,618,631.35x = 1,995,775,711,143.41
  5. Step 5: Solve for x
    x = 1,995,775,711,143.41/1,618,631.35
  6. Step 6: Final answer
    x = 1,233,002.01

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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.