Home / 1,353,346.18-1,867,546.32-772,546.23

Finding the Fourth Proportional to 1,353,346.18, 1,867,546.32 and 772,546.23

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Solution

The fourth proportional to 1,353,346.18, 1,867,546.32 and 772,546.23 is: 1,066,073.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,346.18 : 1,867,546.32 = 772,546.23 : x
  2. Step 2: Convert to fraction form
    1,353,346.18/1,867,546.32 = 772,546.23/x
  3. Step 3: Cross multiply
    1,353,346.18x = 1,867,546.32 × 772,546.23
  4. Step 4: Simplify right side
    1,353,346.18x = 1,442,765,868,866.37
  5. Step 5: Solve for x
    x = 1,442,765,868,866.37/1,353,346.18
  6. Step 6: Final answer
    x = 1,066,073.03

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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.