Home / 1,251,386.50-1,728,338.98-848,278.66

Finding the Fourth Proportional to 1,251,386.50, 1,728,338.98 and 848,278.66

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Solution

The fourth proportional to 1,251,386.50, 1,728,338.98 and 848,278.66 is: 1,171,590.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,386.50 : 1,728,338.98 = 848,278.66 : x
  2. Step 2: Convert to fraction form
    1,251,386.50/1,728,338.98 = 848,278.66/x
  3. Step 3: Cross multiply
    1,251,386.50x = 1,728,338.98 × 848,278.66
  4. Step 4: Simplify right side
    1,251,386.50x = 1,466,113,073,980.17
  5. Step 5: Solve for x
    x = 1,466,113,073,980.17/1,251,386.50
  6. Step 6: Final answer
    x = 1,171,590.93

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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.