Home / 1,310,897.34-1,809,597.54-881,426.43

Finding the Fourth Proportional to 1,310,897.34, 1,809,597.54 and 881,426.43

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Solution

The fourth proportional to 1,310,897.34, 1,809,597.54 and 881,426.43 is: 1,216,744.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,897.34 : 1,809,597.54 = 881,426.43 : x
  2. Step 2: Convert to fraction form
    1,310,897.34/1,809,597.54 = 881,426.43/x
  3. Step 3: Cross multiply
    1,310,897.34x = 1,809,597.54 × 881,426.43
  4. Step 4: Simplify right side
    1,310,897.34x = 1,595,027,099,418.98
  5. Step 5: Solve for x
    x = 1,595,027,099,418.98/1,310,897.34
  6. Step 6: Final answer
    x = 1,216,744.48

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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.