Home / 1,658,789.51-2,488,579.13-536,858.51

Finding the Fourth Proportional to 1,658,789.51, 2,488,579.13 and 536,858.51

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Solution

The fourth proportional to 1,658,789.51, 2,488,579.13 and 536,858.51 is: 805,415.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,789.51 : 2,488,579.13 = 536,858.51 : x
  2. Step 2: Convert to fraction form
    1,658,789.51/2,488,579.13 = 536,858.51/x
  3. Step 3: Cross multiply
    1,658,789.51x = 2,488,579.13 × 536,858.51
  4. Step 4: Simplify right side
    1,658,789.51x = 1,336,014,883,748.90
  5. Step 5: Solve for x
    x = 1,336,014,883,748.90/1,658,789.51
  6. Step 6: Final answer
    x = 805,415.56

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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.