Home / 3,943,931.56-5,916,577.74-1,248,212.68

Finding the Fourth Proportional to 3,943,931.56, 5,916,577.74 and 1,248,212.68

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Solution

The fourth proportional to 3,943,931.56, 5,916,577.74 and 1,248,212.68 is: 1,872,534.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,931.56 : 5,916,577.74 = 1,248,212.68 : x
  2. Step 2: Convert to fraction form
    3,943,931.56/5,916,577.74 = 1,248,212.68/x
  3. Step 3: Cross multiply
    3,943,931.56x = 5,916,577.74 × 1,248,212.68
  4. Step 4: Simplify right side
    3,943,931.56x = 7,385,147,357,273.74
  5. Step 5: Solve for x
    x = 7,385,147,357,273.74/3,943,931.56
  6. Step 6: Final answer
    x = 1,872,534.36

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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.