Home / 1,235,731.93-1,705,164.24-712,436.67

Finding the Fourth Proportional to 1,235,731.93, 1,705,164.24 and 712,436.67

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Solution

The fourth proportional to 1,235,731.93, 1,705,164.24 and 712,436.67 is: 983,078.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,731.93 : 1,705,164.24 = 712,436.67 : x
  2. Step 2: Convert to fraction form
    1,235,731.93/1,705,164.24 = 712,436.67/x
  3. Step 3: Cross multiply
    1,235,731.93x = 1,705,164.24 × 712,436.67
  4. Step 4: Simplify right side
    1,235,731.93x = 1,214,821,532,948.68
  5. Step 5: Solve for x
    x = 1,214,821,532,948.68/1,235,731.93
  6. Step 6: Final answer
    x = 983,078.53

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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.