Home / 3,943,955.68-5,916,587.86-1,384,507.15

Finding the Fourth Proportional to 3,943,955.68, 5,916,587.86 and 1,384,507.15

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Solution

The fourth proportional to 3,943,955.68, 5,916,587.86 and 1,384,507.15 is: 2,076,990.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,955.68 : 5,916,587.86 = 1,384,507.15 : x
  2. Step 2: Convert to fraction form
    3,943,955.68/5,916,587.86 = 1,384,507.15/x
  3. Step 3: Cross multiply
    3,943,955.68x = 5,916,587.86 × 1,384,507.15
  4. Step 4: Simplify right side
    3,943,955.68x = 8,191,558,182,712.36
  5. Step 5: Solve for x
    x = 8,191,558,182,712.36/3,943,955.68
  6. Step 6: Final answer
    x = 2,076,990.43

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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.