Home / 1,293,836.55-1,785,506.84-713,080.74

Finding the Fourth Proportional to 1,293,836.55, 1,785,506.84 and 713,080.74

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Solution

The fourth proportional to 1,293,836.55, 1,785,506.84 and 713,080.74 is: 984,058.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,836.55 : 1,785,506.84 = 713,080.74 : x
  2. Step 2: Convert to fraction form
    1,293,836.55/1,785,506.84 = 713,080.74/x
  3. Step 3: Cross multiply
    1,293,836.55x = 1,785,506.84 × 713,080.74
  4. Step 4: Simplify right side
    1,293,836.55x = 1,273,210,538,742.26
  5. Step 5: Solve for x
    x = 1,273,210,538,742.26/1,293,836.55
  6. Step 6: Final answer
    x = 984,058.26

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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.