Home / 1,314,280.62-1,813,707.21-710,668.62

Finding the Fourth Proportional to 1,314,280.62, 1,813,707.21 and 710,668.62

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Solution

The fourth proportional to 1,314,280.62, 1,813,707.21 and 710,668.62 is: 980,722.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,280.62 : 1,813,707.21 = 710,668.62 : x
  2. Step 2: Convert to fraction form
    1,314,280.62/1,813,707.21 = 710,668.62/x
  3. Step 3: Cross multiply
    1,314,280.62x = 1,813,707.21 × 710,668.62
  4. Step 4: Simplify right side
    1,314,280.62x = 1,288,944,800,014.75
  5. Step 5: Solve for x
    x = 1,288,944,800,014.75/1,314,280.62
  6. Step 6: Final answer
    x = 980,722.67

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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.