Home / 2,752,037.70-4,128,056.55-858,533.10

Finding the Fourth Proportional to 2,752,037.70, 4,128,056.55 and 858,533.10

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Solution

The fourth proportional to 2,752,037.70, 4,128,056.55 and 858,533.10 is: 1,287,799.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,037.70 : 4,128,056.55 = 858,533.10 : x
  2. Step 2: Convert to fraction form
    2,752,037.70/4,128,056.55 = 858,533.10/x
  3. Step 3: Cross multiply
    2,752,037.70x = 4,128,056.55 × 858,533.10
  4. Step 4: Simplify right side
    2,752,037.70x = 3,544,073,186,846.81
  5. Step 5: Solve for x
    x = 3,544,073,186,846.81/2,752,037.70
  6. Step 6: Final answer
    x = 1,287,799.65

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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.