Home / 1,412,233.80-2,118,350.70-465,376.20

Finding the Fourth Proportional to 1,412,233.80, 2,118,350.70 and 465,376.20

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Solution

The fourth proportional to 1,412,233.80, 2,118,350.70 and 465,376.20 is: 698,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,233.80 : 2,118,350.70 = 465,376.20 : x
  2. Step 2: Convert to fraction form
    1,412,233.80/2,118,350.70 = 465,376.20/x
  3. Step 3: Cross multiply
    1,412,233.80x = 2,118,350.70 × 465,376.20
  4. Step 4: Simplify right side
    1,412,233.80x = 985,829,999,033.34
  5. Step 5: Solve for x
    x = 985,829,999,033.34/1,412,233.80
  6. Step 6: Final answer
    x = 698,064.30

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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.