Home / 3,114,829.75-4,298,465.06-1,684,045.75

Finding the Fourth Proportional to 3,114,829.75, 4,298,465.06 and 1,684,045.75

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Solution

The fourth proportional to 3,114,829.75, 4,298,465.06 and 1,684,045.75 is: 2,323,983.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,829.75 : 4,298,465.06 = 1,684,045.75 : x
  2. Step 2: Convert to fraction form
    3,114,829.75/4,298,465.06 = 1,684,045.75/x
  3. Step 3: Cross multiply
    3,114,829.75x = 4,298,465.06 × 1,684,045.75
  4. Step 4: Simplify right side
    3,114,829.75x = 7,238,811,815,816.49
  5. Step 5: Solve for x
    x = 7,238,811,815,816.49/3,114,829.75
  6. Step 6: Final answer
    x = 2,323,983.14

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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.