Home / 3,080,068.72-4,619,750.08-805,812.58

Finding the Fourth Proportional to 3,080,068.72, 4,619,750.08 and 805,812.58

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Solution

The fourth proportional to 3,080,068.72, 4,619,750.08 and 805,812.58 is: 1,208,626.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080,068.72 : 4,619,750.08 = 805,812.58 : x
  2. Step 2: Convert to fraction form
    3,080,068.72/4,619,750.08 = 805,812.58/x
  3. Step 3: Cross multiply
    3,080,068.72x = 4,619,750.08 × 805,812.58
  4. Step 4: Simplify right side
    3,080,068.72x = 3,722,652,730,920.01
  5. Step 5: Solve for x
    x = 3,722,652,730,920.01/3,080,068.72
  6. Step 6: Final answer
    x = 1,208,626.52

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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.