Home / 2,209,802.25-3,314,693.93-612,360.75

Finding the Fourth Proportional to 2,209,802.25, 3,314,693.93 and 612,360.75

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Solution

The fourth proportional to 2,209,802.25, 3,314,693.93 and 612,360.75 is: 918,538.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,802.25 : 3,314,693.93 = 612,360.75 : x
  2. Step 2: Convert to fraction form
    2,209,802.25/3,314,693.93 = 612,360.75/x
  3. Step 3: Cross multiply
    2,209,802.25x = 3,314,693.93 × 612,360.75
  4. Step 4: Simplify right side
    2,209,802.25x = 2,029,788,457,933.44
  5. Step 5: Solve for x
    x = 2,029,788,457,933.44/2,209,802.25
  6. Step 6: Final answer
    x = 918,538.51

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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.