Home / 4,767,981.60-7,160,266.80-2,528,493.60

Finding the Fourth Proportional to 4,767,981.60, 7,160,266.80 and 2,528,493.60

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Solution

The fourth proportional to 4,767,981.60, 7,160,266.80 and 2,528,493.60 is: 3,797,138.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767,981.60 : 7,160,266.80 = 2,528,493.60 : x
  2. Step 2: Convert to fraction form
    4,767,981.60/7,160,266.80 = 2,528,493.60/x
  3. Step 3: Cross multiply
    4,767,981.60x = 7,160,266.80 × 2,528,493.60
  4. Step 4: Simplify right side
    4,767,981.60x = 18,104,688,778,092.48
  5. Step 5: Solve for x
    x = 18,104,688,778,092.48/4,767,981.60
  6. Step 6: Final answer
    x = 3,797,138.98

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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.