Home / 1,783,436.61-2,675,242.67-718,334.67

Finding the Fourth Proportional to 1,783,436.61, 2,675,242.67 and 718,334.67

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Solution

The fourth proportional to 1,783,436.61, 2,675,242.67 and 718,334.67 is: 1,077,537.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,436.61 : 2,675,242.67 = 718,334.67 : x
  2. Step 2: Convert to fraction form
    1,783,436.61/2,675,242.67 = 718,334.67/x
  3. Step 3: Cross multiply
    1,783,436.61x = 2,675,242.67 × 718,334.67
  4. Step 4: Simplify right side
    1,783,436.61x = 1,921,719,556,932.70
  5. Step 5: Solve for x
    x = 1,921,719,556,932.70/1,783,436.61
  6. Step 6: Final answer
    x = 1,077,537.35

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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.