Home / 1,359,656.08-1,876,560.24-787,012

Finding the Fourth Proportional to 1,359,656.08, 1,876,560.24 and 787,012

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Solution

The fourth proportional to 1,359,656.08, 1,876,560.24 and 787,012 is: 1,086,212.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,656.08 : 1,876,560.24 = 787,012 : x
  2. Step 2: Convert to fraction form
    1,359,656.08/1,876,560.24 = 787,012/x
  3. Step 3: Cross multiply
    1,359,656.08x = 1,876,560.24 × 787,012
  4. Step 4: Simplify right side
    1,359,656.08x = 1,476,875,427,602.88
  5. Step 5: Solve for x
    x = 1,476,875,427,602.88/1,359,656.08
  6. Step 6: Final answer
    x = 1,086,212.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.