Home / 3,142,947.98-4,338,837.70-2,056,878.46

Finding the Fourth Proportional to 3,142,947.98, 4,338,837.70 and 2,056,878.46

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Solution

The fourth proportional to 3,142,947.98, 4,338,837.70 and 2,056,878.46 is: 2,839,519.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,947.98 : 4,338,837.70 = 2,056,878.46 : x
  2. Step 2: Convert to fraction form
    3,142,947.98/4,338,837.70 = 2,056,878.46/x
  3. Step 3: Cross multiply
    3,142,947.98x = 4,338,837.70 × 2,056,878.46
  4. Step 4: Simplify right side
    3,142,947.98x = 8,924,461,806,565.94
  5. Step 5: Solve for x
    x = 8,924,461,806,565.94/3,142,947.98
  6. Step 6: Final answer
    x = 2,839,519.41

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1.5x scale

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.