Home / 3,105,289.88-4,658,120.82-975,373.92

Finding the Fourth Proportional to 3,105,289.88, 4,658,120.82 and 975,373.92

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Solution

The fourth proportional to 3,105,289.88, 4,658,120.82 and 975,373.92 is: 1,463,119.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105,289.88 : 4,658,120.82 = 975,373.92 : x
  2. Step 2: Convert to fraction form
    3,105,289.88/4,658,120.82 = 975,373.92/x
  3. Step 3: Cross multiply
    3,105,289.88x = 4,658,120.82 × 975,373.92
  4. Step 4: Simplify right side
    3,105,289.88x = 4,543,409,564,037.01
  5. Step 5: Solve for x
    x = 4,543,409,564,037.01/3,105,289.88
  6. Step 6: Final answer
    x = 1,463,119.30

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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.