Home / 1,313,856.46-1,813,116.99-710,244.46

Finding the Fourth Proportional to 1,313,856.46, 1,813,116.99 and 710,244.46

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Solution

The fourth proportional to 1,313,856.46, 1,813,116.99 and 710,244.46 is: 980,134.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,856.46 : 1,813,116.99 = 710,244.46 : x
  2. Step 2: Convert to fraction form
    1,313,856.46/1,813,116.99 = 710,244.46/x
  3. Step 3: Cross multiply
    1,313,856.46x = 1,813,116.99 × 710,244.46
  4. Step 4: Simplify right side
    1,313,856.46x = 1,287,756,297,479.38
  5. Step 5: Solve for x
    x = 1,287,756,297,479.38/1,313,856.46
  6. Step 6: Final answer
    x = 980,134.69

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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.