Home / 3,670,478.60-5,505,717.90-975,219.80

Finding the Fourth Proportional to 3,670,478.60, 5,505,717.90 and 975,219.80

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Solution

The fourth proportional to 3,670,478.60, 5,505,717.90 and 975,219.80 is: 1,462,829.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,478.60 : 5,505,717.90 = 975,219.80 : x
  2. Step 2: Convert to fraction form
    3,670,478.60/5,505,717.90 = 975,219.80/x
  3. Step 3: Cross multiply
    3,670,478.60x = 5,505,717.90 × 975,219.80
  4. Step 4: Simplify right side
    3,670,478.60x = 5,369,285,109,294.42
  5. Step 5: Solve for x
    x = 5,369,285,109,294.42/3,670,478.60
  6. Step 6: Final answer
    x = 1,462,829.70

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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.