Home / 3,136,370.40-4,704,607.12-861,880.52

Finding the Fourth Proportional to 3,136,370.40, 4,704,607.12 and 861,880.52

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Solution

The fourth proportional to 3,136,370.40, 4,704,607.12 and 861,880.52 is: 1,292,834.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,370.40 : 4,704,607.12 = 861,880.52 : x
  2. Step 2: Convert to fraction form
    3,136,370.40/4,704,607.12 = 861,880.52/x
  3. Step 3: Cross multiply
    3,136,370.40x = 4,704,607.12 × 861,880.52
  4. Step 4: Simplify right side
    3,136,370.40x = 4,054,809,230,981.30
  5. Step 5: Solve for x
    x = 4,054,809,230,981.30/3,136,370.40
  6. Step 6: Final answer
    x = 1,292,834.94

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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.