Home / 1,618,088.20-2,425,426.08-538,312.33

Finding the Fourth Proportional to 1,618,088.20, 2,425,426.08 and 538,312.33

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Solution

The fourth proportional to 1,618,088.20, 2,425,426.08 and 538,312.33 is: 806,900.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,088.20 : 2,425,426.08 = 538,312.33 : x
  2. Step 2: Convert to fraction form
    1,618,088.20/2,425,426.08 = 538,312.33/x
  3. Step 3: Cross multiply
    1,618,088.20x = 2,425,426.08 × 538,312.33
  4. Step 4: Simplify right side
    1,618,088.20x = 1,305,636,764,367.57
  5. Step 5: Solve for x
    x = 1,305,636,764,367.57/1,618,088.20
  6. Step 6: Final answer
    x = 806,900.86

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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.