Home / 2,113,669.50-3,169,838.25-693,394.62

Finding the Fourth Proportional to 2,113,669.50, 3,169,838.25 and 693,394.62

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Solution

The fourth proportional to 2,113,669.50, 3,169,838.25 and 693,394.62 is: 1,039,873.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,669.50 : 3,169,838.25 = 693,394.62 : x
  2. Step 2: Convert to fraction form
    2,113,669.50/3,169,838.25 = 693,394.62/x
  3. Step 3: Cross multiply
    2,113,669.50x = 3,169,838.25 × 693,394.62
  4. Step 4: Simplify right side
    2,113,669.50x = 2,197,948,788,820.22
  5. Step 5: Solve for x
    x = 2,197,948,788,820.22/2,113,669.50
  6. Step 6: Final answer
    x = 1,039,873.45

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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.