Home / 1,426,115.02-2,139,176.18-361,157.19

Finding the Fourth Proportional to 1,426,115.02, 2,139,176.18 and 361,157.19

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Solution

The fourth proportional to 1,426,115.02, 2,139,176.18 and 361,157.19 is: 541,736.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,115.02 : 2,139,176.18 = 361,157.19 : x
  2. Step 2: Convert to fraction form
    1,426,115.02/2,139,176.18 = 361,157.19/x
  3. Step 3: Cross multiply
    1,426,115.02x = 2,139,176.18 × 361,157.19
  4. Step 4: Simplify right side
    1,426,115.02x = 772,578,858,083.73
  5. Step 5: Solve for x
    x = 772,578,858,083.73/1,426,115.02
  6. Step 6: Final answer
    x = 541,736.71

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Double scale
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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.