Home / 1,528,741.32-2,293,163.76-406,811.40

Finding the Fourth Proportional to 1,528,741.32, 2,293,163.76 and 406,811.40

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Solution

The fourth proportional to 1,528,741.32, 2,293,163.76 and 406,811.40 is: 610,230.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,741.32 : 2,293,163.76 = 406,811.40 : x
  2. Step 2: Convert to fraction form
    1,528,741.32/2,293,163.76 = 406,811.40/x
  3. Step 3: Cross multiply
    1,528,741.32x = 2,293,163.76 × 406,811.40
  4. Step 4: Simplify right side
    1,528,741.32x = 932,885,159,634.86
  5. Step 5: Solve for x
    x = 932,885,159,634.86/1,528,741.32
  6. Step 6: Final answer
    x = 610,230.88

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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.