Home / 1,396,531.53-1,927,214.78-792,919.53

Finding the Fourth Proportional to 1,396,531.53, 1,927,214.78 and 792,919.53

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Solution

The fourth proportional to 1,396,531.53, 1,927,214.78 and 792,919.53 is: 1,094,229.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,531.53 : 1,927,214.78 = 792,919.53 : x
  2. Step 2: Convert to fraction form
    1,396,531.53/1,927,214.78 = 792,919.53/x
  3. Step 3: Cross multiply
    1,396,531.53x = 1,927,214.78 × 792,919.53
  4. Step 4: Simplify right side
    1,396,531.53x = 1,528,126,233,602.06
  5. Step 5: Solve for x
    x = 1,528,126,233,602.06/1,396,531.53
  6. Step 6: Final answer
    x = 1,094,229.67

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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.