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Finding the Fourth Proportional to 4,895,235.70, 7,342,039.14 and 1,482,710.94

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Solution

The fourth proportional to 4,895,235.70, 7,342,039.14 and 1,482,710.94 is: 2,223,819.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,895,235.70 : 7,342,039.14 = 1,482,710.94 : x
  2. Step 2: Convert to fraction form
    4,895,235.70/7,342,039.14 = 1,482,710.94/x
  3. Step 3: Cross multiply
    4,895,235.70x = 7,342,039.14 × 1,482,710.94
  4. Step 4: Simplify right side
    4,895,235.70x = 10,886,121,754,786.19
  5. Step 5: Solve for x
    x = 10,886,121,754,786.19/4,895,235.70
  6. Step 6: Final answer
    x = 2,223,819.74

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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.