Home / 1,248,855.62-1,874,030.81-538,883.73

Finding the Fourth Proportional to 1,248,855.62, 1,874,030.81 and 538,883.73

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Solution

The fourth proportional to 1,248,855.62, 1,874,030.81 and 538,883.73 is: 808,648.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,855.62 : 1,874,030.81 = 538,883.73 : x
  2. Step 2: Convert to fraction form
    1,248,855.62/1,874,030.81 = 538,883.73/x
  3. Step 3: Cross multiply
    1,248,855.62x = 1,874,030.81 × 538,883.73
  4. Step 4: Simplify right side
    1,248,855.62x = 1,009,884,710,333.30
  5. Step 5: Solve for x
    x = 1,009,884,710,333.30/1,248,855.62
  6. Step 6: Final answer
    x = 808,648.09

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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.