Home / 5,439,820.20-8,159,730.30-1,893,964.20

Finding the Fourth Proportional to 5,439,820.20, 8,159,730.30 and 1,893,964.20

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Solution

The fourth proportional to 5,439,820.20, 8,159,730.30 and 1,893,964.20 is: 2,840,946.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,820.20 : 8,159,730.30 = 1,893,964.20 : x
  2. Step 2: Convert to fraction form
    5,439,820.20/8,159,730.30 = 1,893,964.20/x
  3. Step 3: Cross multiply
    5,439,820.20x = 8,159,730.30 × 1,893,964.20
  4. Step 4: Simplify right side
    5,439,820.20x = 15,454,237,069,855.26
  5. Step 5: Solve for x
    x = 15,454,237,069,855.26/5,439,820.20
  6. Step 6: Final answer
    x = 2,840,946.30

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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.