Home / 1,486,211.40-2,229,317.10-972,485.10

Finding the Fourth Proportional to 1,486,211.40, 2,229,317.10 and 972,485.10

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Solution

The fourth proportional to 1,486,211.40, 2,229,317.10 and 972,485.10 is: 1,458,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,211.40 : 2,229,317.10 = 972,485.10 : x
  2. Step 2: Convert to fraction form
    1,486,211.40/2,229,317.10 = 972,485.10/x
  3. Step 3: Cross multiply
    1,486,211.40x = 2,229,317.10 × 972,485.10
  4. Step 4: Simplify right side
    1,486,211.40x = 2,167,977,662,925.21
  5. Step 5: Solve for x
    x = 2,167,977,662,925.21/1,486,211.40
  6. Step 6: Final answer
    x = 1,458,727.65

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Double scale
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Similar ratio
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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.