Home / 1,471,403.64-2,206,755.54-406,422.12

Finding the Fourth Proportional to 1,471,403.64, 2,206,755.54 and 406,422.12

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Solution

The fourth proportional to 1,471,403.64, 2,206,755.54 and 406,422.12 is: 609,536.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,403.64 : 2,206,755.54 = 406,422.12 : x
  2. Step 2: Convert to fraction form
    1,471,403.64/2,206,755.54 = 406,422.12/x
  3. Step 3: Cross multiply
    1,471,403.64x = 2,206,755.54 × 406,422.12
  4. Step 4: Simplify right side
    1,471,403.64x = 896,874,264,888.55
  5. Step 5: Solve for x
    x = 896,874,264,888.55/1,471,403.64
  6. Step 6: Final answer
    x = 609,536.53

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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.