Home / 1,790,830.77-2,472,882.51-1,732,921.40

Finding the Fourth Proportional to 1,790,830.77, 2,472,882.51 and 1,732,921.40

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Solution

The fourth proportional to 1,790,830.77, 2,472,882.51 and 1,732,921.40 is: 2,392,917.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,830.77 : 2,472,882.51 = 1,732,921.40 : x
  2. Step 2: Convert to fraction form
    1,790,830.77/2,472,882.51 = 1,732,921.40/x
  3. Step 3: Cross multiply
    1,790,830.77x = 2,472,882.51 × 1,732,921.40
  4. Step 4: Simplify right side
    1,790,830.77x = 4,285,311,008,900.30
  5. Step 5: Solve for x
    x = 4,285,311,008,900.30/1,790,830.77
  6. Step 6: Final answer
    x = 2,392,917.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.