Home / 4,988,687.40-7,483,031.10-3,089,269.80

Finding the Fourth Proportional to 4,988,687.40, 7,483,031.10 and 3,089,269.80

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Solution

The fourth proportional to 4,988,687.40, 7,483,031.10 and 3,089,269.80 is: 4,633,904.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988,687.40 : 7,483,031.10 = 3,089,269.80 : x
  2. Step 2: Convert to fraction form
    4,988,687.40/7,483,031.10 = 3,089,269.80/x
  3. Step 3: Cross multiply
    4,988,687.40x = 7,483,031.10 × 3,089,269.80
  4. Step 4: Simplify right side
    4,988,687.40x = 23,117,101,989,690.78
  5. Step 5: Solve for x
    x = 23,117,101,989,690.78/4,988,687.40
  6. Step 6: Final answer
    x = 4,633,904.70

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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.