Home / 2,960,587.40-4,433,007.90-1,889,832.20

Finding the Fourth Proportional to 2,960,587.40, 4,433,007.90 and 1,889,832.20

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Solution

The fourth proportional to 2,960,587.40, 4,433,007.90 and 1,889,832.20 is: 2,829,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960,587.40 : 4,433,007.90 = 1,889,832.20 : x
  2. Step 2: Convert to fraction form
    2,960,587.40/4,433,007.90 = 1,889,832.20/x
  3. Step 3: Cross multiply
    2,960,587.40x = 4,433,007.90 × 1,889,832.20
  4. Step 4: Simplify right side
    2,960,587.40x = 8,377,641,072,274.38
  5. Step 5: Solve for x
    x = 8,377,641,072,274.38/2,960,587.40
  6. Step 6: Final answer
    x = 2,829,722.60

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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.