Home / 1,610,623.36-2,415,935.52-473,385.76

Finding the Fourth Proportional to 1,610,623.36, 2,415,935.52 and 473,385.76

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Solution

The fourth proportional to 1,610,623.36, 2,415,935.52 and 473,385.76 is: 710,078.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,623.36 : 2,415,935.52 = 473,385.76 : x
  2. Step 2: Convert to fraction form
    1,610,623.36/2,415,935.52 = 473,385.76/x
  3. Step 3: Cross multiply
    1,610,623.36x = 2,415,935.52 × 473,385.76
  4. Step 4: Simplify right side
    1,610,623.36x = 1,143,669,472,246.20
  5. Step 5: Solve for x
    x = 1,143,669,472,246.20/1,610,623.36
  6. Step 6: Final answer
    x = 710,078.78

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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.