Home / 1,425,429.58-1,966,347.04-881,391.46

Finding the Fourth Proportional to 1,425,429.58, 1,966,347.04 and 881,391.46

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Solution

The fourth proportional to 1,425,429.58, 1,966,347.04 and 881,391.46 is: 1,215,859.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,429.58 : 1,966,347.04 = 881,391.46 : x
  2. Step 2: Convert to fraction form
    1,425,429.58/1,966,347.04 = 881,391.46/x
  3. Step 3: Cross multiply
    1,425,429.58x = 1,966,347.04 × 881,391.46
  4. Step 4: Simplify right side
    1,425,429.58x = 1,733,121,474,213.59
  5. Step 5: Solve for x
    x = 1,733,121,474,213.59/1,425,429.58
  6. Step 6: Final answer
    x = 1,215,859.07

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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.