Home / 3,112,036.20-4,668,054.30-868,174.20

Finding the Fourth Proportional to 3,112,036.20, 4,668,054.30 and 868,174.20

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Solution

The fourth proportional to 3,112,036.20, 4,668,054.30 and 868,174.20 is: 1,302,261.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,036.20 : 4,668,054.30 = 868,174.20 : x
  2. Step 2: Convert to fraction form
    3,112,036.20/4,668,054.30 = 868,174.20/x
  3. Step 3: Cross multiply
    3,112,036.20x = 4,668,054.30 × 868,174.20
  4. Step 4: Simplify right side
    3,112,036.20x = 4,052,684,307,459.06
  5. Step 5: Solve for x
    x = 4,052,684,307,459.06/3,112,036.20
  6. Step 6: Final answer
    x = 1,302,261.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.