Home / 3,548,966.70-5,321,317.84-1,387,417.35

Finding the Fourth Proportional to 3,548,966.70, 5,321,317.84 and 1,387,417.35

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Solution

The fourth proportional to 3,548,966.70, 5,321,317.84 and 1,387,417.35 is: 2,080,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548,966.70 : 5,321,317.84 = 1,387,417.35 : x
  2. Step 2: Convert to fraction form
    3,548,966.70/5,321,317.84 = 1,387,417.35/x
  3. Step 3: Cross multiply
    3,548,966.70x = 5,321,317.84 × 1,387,417.35
  4. Step 4: Simplify right side
    3,548,966.70x = 7,382,888,696,080.53
  5. Step 5: Solve for x
    x = 7,382,888,696,080.53/3,548,966.70
  6. Step 6: Final answer
    x = 2,080,292.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.