Home / 1,868,651.10-2,802,977.55-520,848.56

Finding the Fourth Proportional to 1,868,651.10, 2,802,977.55 and 520,848.56

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Solution

The fourth proportional to 1,868,651.10, 2,802,977.55 and 520,848.56 is: 781,273.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,651.10 : 2,802,977.55 = 520,848.56 : x
  2. Step 2: Convert to fraction form
    1,868,651.10/2,802,977.55 = 520,848.56/x
  3. Step 3: Cross multiply
    1,868,651.10x = 2,802,977.55 × 520,848.56
  4. Step 4: Simplify right side
    1,868,651.10x = 1,459,926,827,637.27
  5. Step 5: Solve for x
    x = 1,459,926,827,637.27/1,868,651.10
  6. Step 6: Final answer
    x = 781,273.09

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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.