Home / 3,171,275.04-4,376,362.37-1,720,970.49

Finding the Fourth Proportional to 3,171,275.04, 4,376,362.37 and 1,720,970.49

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Solution

The fourth proportional to 3,171,275.04, 4,376,362.37 and 1,720,970.49 is: 2,374,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,275.04 : 4,376,362.37 = 1,720,970.49 : x
  2. Step 2: Convert to fraction form
    3,171,275.04/4,376,362.37 = 1,720,970.49/x
  3. Step 3: Cross multiply
    3,171,275.04x = 4,376,362.37 × 1,720,970.49
  4. Step 4: Simplify right side
    3,171,275.04x = 7,531,590,483,711.61
  5. Step 5: Solve for x
    x = 7,531,590,483,711.61/3,171,275.04
  6. Step 6: Final answer
    x = 2,374,940.80

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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.