Home / 1,431,110.93-2,146,655.45-366,151.28

Finding the Fourth Proportional to 1,431,110.93, 2,146,655.45 and 366,151.28

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Solution

The fourth proportional to 1,431,110.93, 2,146,655.45 and 366,151.28 is: 549,224.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,110.93 : 2,146,655.45 = 366,151.28 : x
  2. Step 2: Convert to fraction form
    1,431,110.93/2,146,655.45 = 366,151.28/x
  3. Step 3: Cross multiply
    1,431,110.93x = 2,146,655.45 × 366,151.28
  4. Step 4: Simplify right side
    1,431,110.93x = 786,000,640,736.48
  5. Step 5: Solve for x
    x = 786,000,640,736.48/1,431,110.93
  6. Step 6: Final answer
    x = 549,224.12

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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.