Home / 1,618,573.92-2,233,632.12-893,421.81

Finding the Fourth Proportional to 1,618,573.92, 2,233,632.12 and 893,421.81

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Solution

The fourth proportional to 1,618,573.92, 2,233,632.12 and 893,421.81 is: 1,232,922.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,573.92 : 2,233,632.12 = 893,421.81 : x
  2. Step 2: Convert to fraction form
    1,618,573.92/2,233,632.12 = 893,421.81/x
  3. Step 3: Cross multiply
    1,618,573.92x = 2,233,632.12 × 893,421.81
  4. Step 4: Simplify right side
    1,618,573.92x = 1,995,575,651,524.54
  5. Step 5: Solve for x
    x = 1,995,575,651,524.54/1,618,573.92
  6. Step 6: Final answer
    x = 1,232,922.16

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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.