Home / 1,431,035.40-2,146,626.60-366,086.64

Finding the Fourth Proportional to 1,431,035.40, 2,146,626.60 and 366,086.64

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Solution

The fourth proportional to 1,431,035.40, 2,146,626.60 and 366,086.64 is: 549,148.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,035.40 : 2,146,626.60 = 366,086.64 : x
  2. Step 2: Convert to fraction form
    1,431,035.40/2,146,626.60 = 366,086.64/x
  3. Step 3: Cross multiply
    1,431,035.40x = 2,146,626.60 × 366,086.64
  4. Step 4: Simplify right side
    1,431,035.40x = 785,851,319,328.62
  5. Step 5: Solve for x
    x = 785,851,319,328.62/1,431,035.40
  6. Step 6: Final answer
    x = 549,148.76

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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.