Home / 1,497,139.70-2,246,037.60-486,089.60

Finding the Fourth Proportional to 1,497,139.70, 2,246,037.60 and 486,089.60

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Solution

The fourth proportional to 1,497,139.70, 2,246,037.60 and 486,089.60 is: 729,240.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,139.70 : 2,246,037.60 = 486,089.60 : x
  2. Step 2: Convert to fraction form
    1,497,139.70/2,246,037.60 = 486,089.60/x
  3. Step 3: Cross multiply
    1,497,139.70x = 2,246,037.60 × 486,089.60
  4. Step 4: Simplify right side
    1,497,139.70x = 1,091,775,518,568.96
  5. Step 5: Solve for x
    x = 1,091,775,518,568.96/1,497,139.70
  6. Step 6: Final answer
    x = 729,240.91

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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.