Home / 1,163,496.72-1,604,301.66-819,222.60

Finding the Fourth Proportional to 1,163,496.72, 1,604,301.66 and 819,222.60

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Solution

The fourth proportional to 1,163,496.72, 1,604,301.66 and 819,222.60 is: 1,129,595.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,496.72 : 1,604,301.66 = 819,222.60 : x
  2. Step 2: Convert to fraction form
    1,163,496.72/1,604,301.66 = 819,222.60/x
  3. Step 3: Cross multiply
    1,163,496.72x = 1,604,301.66 × 819,222.60
  4. Step 4: Simplify right side
    1,163,496.72x = 1,314,280,177,089.52
  5. Step 5: Solve for x
    x = 1,314,280,177,089.52/1,163,496.72
  6. Step 6: Final answer
    x = 1,129,595.09

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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.