Home / 1,314,401.16-1,813,872.83-710,789.16

Finding the Fourth Proportional to 1,314,401.16, 1,813,872.83 and 710,789.16

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Solution

The fourth proportional to 1,314,401.16, 1,813,872.83 and 710,789.16 is: 980,888.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,401.16 : 1,813,872.83 = 710,789.16 : x
  2. Step 2: Convert to fraction form
    1,314,401.16/1,813,872.83 = 710,789.16/x
  3. Step 3: Cross multiply
    1,314,401.16x = 1,813,872.83 × 710,789.16
  4. Step 4: Simplify right side
    1,314,401.16x = 1,289,281,136,113.16
  5. Step 5: Solve for x
    x = 1,289,281,136,113.16/1,314,401.16
  6. Step 6: Final answer
    x = 980,888.62

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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.