Home / 3,020,851.49-4,168,792.39-1,644,191.92

Finding the Fourth Proportional to 3,020,851.49, 4,168,792.39 and 1,644,191.92

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Solution

The fourth proportional to 3,020,851.49, 4,168,792.39 and 1,644,191.92 is: 2,268,994.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,851.49 : 4,168,792.39 = 1,644,191.92 : x
  2. Step 2: Convert to fraction form
    3,020,851.49/4,168,792.39 = 1,644,191.92/x
  3. Step 3: Cross multiply
    3,020,851.49x = 4,168,792.39 × 1,644,191.92
  4. Step 4: Simplify right side
    3,020,851.49x = 6,854,294,749,263.03
  5. Step 5: Solve for x
    x = 6,854,294,749,263.03/3,020,851.49
  6. Step 6: Final answer
    x = 2,268,994.28

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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.