Home / 5,200,960.04-7,177,350.81-2,909,120.72

Finding the Fourth Proportional to 5,200,960.04, 7,177,350.81 and 2,909,120.72

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Solution

The fourth proportional to 5,200,960.04, 7,177,350.81 and 2,909,120.72 is: 4,014,601.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,960.04 : 7,177,350.81 = 2,909,120.72 : x
  2. Step 2: Convert to fraction form
    5,200,960.04/7,177,350.81 = 2,909,120.72/x
  3. Step 3: Cross multiply
    5,200,960.04x = 7,177,350.81 × 2,909,120.72
  4. Step 4: Simplify right side
    5,200,960.04x = 20,879,779,920,193.03
  5. Step 5: Solve for x
    x = 20,879,779,920,193.03/5,200,960.04
  6. Step 6: Final answer
    x = 4,014,601.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.