Home / 3,917,569.02-5,406,256.50-2,175,242.19

Finding the Fourth Proportional to 3,917,569.02, 5,406,256.50 and 2,175,242.19

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Solution

The fourth proportional to 3,917,569.02, 5,406,256.50 and 2,175,242.19 is: 3,001,840.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917,569.02 : 5,406,256.50 = 2,175,242.19 : x
  2. Step 2: Convert to fraction form
    3,917,569.02/5,406,256.50 = 2,175,242.19/x
  3. Step 3: Cross multiply
    3,917,569.02x = 5,406,256.50 × 2,175,242.19
  4. Step 4: Simplify right side
    3,917,569.02x = 11,759,917,228,761.73
  5. Step 5: Solve for x
    x = 11,759,917,228,761.73/3,917,569.02
  6. Step 6: Final answer
    x = 3,001,840.47

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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.