Home / 2,685,280.60-4,030,124.10-2,664,285.40

Finding the Fourth Proportional to 2,685,280.60, 4,030,124.10 and 2,664,285.40

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Solution

The fourth proportional to 2,685,280.60, 4,030,124.10 and 2,664,285.40 is: 3,998,614.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,280.60 : 4,030,124.10 = 2,664,285.40 : x
  2. Step 2: Convert to fraction form
    2,685,280.60/4,030,124.10 = 2,664,285.40/x
  3. Step 3: Cross multiply
    2,685,280.60x = 4,030,124.10 × 2,664,285.40
  4. Step 4: Simplify right side
    2,685,280.60x = 10,737,400,799,818.14
  5. Step 5: Solve for x
    x = 10,737,400,799,818.14/2,685,280.60
  6. Step 6: Final answer
    x = 3,998,614.07

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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.