Home / 2,127,294.29-3,190,969.07-707,350.32

Finding the Fourth Proportional to 2,127,294.29, 3,190,969.07 and 707,350.32

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Solution

The fourth proportional to 2,127,294.29, 3,190,969.07 and 707,350.32 is: 1,061,034.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,294.29 : 3,190,969.07 = 707,350.32 : x
  2. Step 2: Convert to fraction form
    2,127,294.29/3,190,969.07 = 707,350.32/x
  3. Step 3: Cross multiply
    2,127,294.29x = 3,190,969.07 × 707,350.32
  4. Step 4: Simplify right side
    2,127,294.29x = 2,257,132,991,890.41
  5. Step 5: Solve for x
    x = 2,257,132,991,890.41/2,127,294.29
  6. Step 6: Final answer
    x = 1,061,034.67

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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.