Home / 1,298,527.94-1,791,977.57-725,592.26

Finding the Fourth Proportional to 1,298,527.94, 1,791,977.57 and 725,592.26

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Solution

The fourth proportional to 1,298,527.94, 1,791,977.57 and 725,592.26 is: 1,001,322.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,527.94 : 1,791,977.57 = 725,592.26 : x
  2. Step 2: Convert to fraction form
    1,298,527.94/1,791,977.57 = 725,592.26/x
  3. Step 3: Cross multiply
    1,298,527.94x = 1,791,977.57 × 725,592.26
  4. Step 4: Simplify right side
    1,298,527.94x = 1,300,245,042,297.76
  5. Step 5: Solve for x
    x = 1,300,245,042,297.76/1,298,527.94
  6. Step 6: Final answer
    x = 1,001,322.35

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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.