Home / 5,985,511.80-8,979,579.90-1,941,311.40

Finding the Fourth Proportional to 5,985,511.80, 8,979,579.90 and 1,941,311.40

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Solution

The fourth proportional to 5,985,511.80, 8,979,579.90 and 1,941,311.40 is: 2,912,392.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985,511.80 : 8,979,579.90 = 1,941,311.40 : x
  2. Step 2: Convert to fraction form
    5,985,511.80/8,979,579.90 = 1,941,311.40/x
  3. Step 3: Cross multiply
    5,985,511.80x = 8,979,579.90 × 1,941,311.40
  4. Step 4: Simplify right side
    5,985,511.80x = 17,432,160,827,080.86
  5. Step 5: Solve for x
    x = 17,432,160,827,080.86/5,985,511.80
  6. Step 6: Final answer
    x = 2,912,392.69

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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.