Home / 3,017,919.86-4,526,881.01-743,488.50

Finding the Fourth Proportional to 3,017,919.86, 4,526,881.01 and 743,488.50

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Solution

The fourth proportional to 3,017,919.86, 4,526,881.01 and 743,488.50 is: 1,115,233.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017,919.86 : 4,526,881.01 = 743,488.50 : x
  2. Step 2: Convert to fraction form
    3,017,919.86/4,526,881.01 = 743,488.50/x
  3. Step 3: Cross multiply
    3,017,919.86x = 4,526,881.01 × 743,488.50
  4. Step 4: Simplify right side
    3,017,919.86x = 3,365,683,971,803.39
  5. Step 5: Solve for x
    x = 3,365,683,971,803.39/3,017,919.86
  6. Step 6: Final answer
    x = 1,115,233.05

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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.