Home / 1,455,760.20-2,183,640.30-951,875.40

Finding the Fourth Proportional to 1,455,760.20, 2,183,640.30 and 951,875.40

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Solution

The fourth proportional to 1,455,760.20, 2,183,640.30 and 951,875.40 is: 1,427,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,760.20 : 2,183,640.30 = 951,875.40 : x
  2. Step 2: Convert to fraction form
    1,455,760.20/2,183,640.30 = 951,875.40/x
  3. Step 3: Cross multiply
    1,455,760.20x = 2,183,640.30 × 951,875.40
  4. Step 4: Simplify right side
    1,455,760.20x = 2,078,553,484,018.62
  5. Step 5: Solve for x
    x = 2,078,553,484,018.62/1,455,760.20
  6. Step 6: Final answer
    x = 1,427,813.10

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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.