Home / 1,498,688.70-2,248,033.05-487,905.90

Finding the Fourth Proportional to 1,498,688.70, 2,248,033.05 and 487,905.90

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Solution

The fourth proportional to 1,498,688.70, 2,248,033.05 and 487,905.90 is: 731,858.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,688.70 : 2,248,033.05 = 487,905.90 : x
  2. Step 2: Convert to fraction form
    1,498,688.70/2,248,033.05 = 487,905.90/x
  3. Step 3: Cross multiply
    1,498,688.70x = 2,248,033.05 × 487,905.90
  4. Step 4: Simplify right side
    1,498,688.70x = 1,096,828,588,490.00
  5. Step 5: Solve for x
    x = 1,096,828,588,490.00/1,498,688.70
  6. Step 6: Final answer
    x = 731,858.85

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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.