Home / 3,499,323.75-5,248,985.69-839,931.75

Finding the Fourth Proportional to 3,499,323.75, 5,248,985.69 and 839,931.75

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Solution

The fourth proportional to 3,499,323.75, 5,248,985.69 and 839,931.75 is: 1,259,897.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499,323.75 : 5,248,985.69 = 839,931.75 : x
  2. Step 2: Convert to fraction form
    3,499,323.75/5,248,985.69 = 839,931.75/x
  3. Step 3: Cross multiply
    3,499,323.75x = 5,248,985.69 × 839,931.75
  4. Step 4: Simplify right side
    3,499,323.75x = 4,408,789,738,426.49
  5. Step 5: Solve for x
    x = 4,408,789,738,426.49/3,499,323.75
  6. Step 6: Final answer
    x = 1,259,897.64

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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.