Home / 3,129,934.14-4,696,645.65-1,690,588.50

Finding the Fourth Proportional to 3,129,934.14, 4,696,645.65 and 1,690,588.50

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Solution

The fourth proportional to 3,129,934.14, 4,696,645.65 and 1,690,588.50 is: 2,536,824.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,934.14 : 4,696,645.65 = 1,690,588.50 : x
  2. Step 2: Convert to fraction form
    3,129,934.14/4,696,645.65 = 1,690,588.50/x
  3. Step 3: Cross multiply
    3,129,934.14x = 4,696,645.65 × 1,690,588.50
  4. Step 4: Simplify right side
    3,129,934.14x = 7,940,095,124,465.03
  5. Step 5: Solve for x
    x = 7,940,095,124,465.03/3,129,934.14
  6. Step 6: Final answer
    x = 2,536,824.98

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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.