Home / 1,309,800.86-1,807,522.45-736,841.03

Finding the Fourth Proportional to 1,309,800.86, 1,807,522.45 and 736,841.03

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Solution

The fourth proportional to 1,309,800.86, 1,807,522.45 and 736,841.03 is: 1,016,839.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,800.86 : 1,807,522.45 = 736,841.03 : x
  2. Step 2: Convert to fraction form
    1,309,800.86/1,807,522.45 = 736,841.03/x
  3. Step 3: Cross multiply
    1,309,800.86x = 1,807,522.45 × 736,841.03
  4. Step 4: Simplify right side
    1,309,800.86x = 1,331,856,703,806.12
  5. Step 5: Solve for x
    x = 1,331,856,703,806.12/1,309,800.86
  6. Step 6: Final answer
    x = 1,016,839.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.