Home / 4,947,771.60-7,421,657.40-2,957,115.60

Finding the Fourth Proportional to 4,947,771.60, 7,421,657.40 and 2,957,115.60

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Solution

The fourth proportional to 4,947,771.60, 7,421,657.40 and 2,957,115.60 is: 4,435,673.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947,771.60 : 7,421,657.40 = 2,957,115.60 : x
  2. Step 2: Convert to fraction form
    4,947,771.60/7,421,657.40 = 2,957,115.60/x
  3. Step 3: Cross multiply
    4,947,771.60x = 7,421,657.40 × 2,957,115.60
  4. Step 4: Simplify right side
    4,947,771.60x = 21,946,698,875,395.44
  5. Step 5: Solve for x
    x = 21,946,698,875,395.44/4,947,771.60
  6. Step 6: Final answer
    x = 4,435,673.40

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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.