Home / 2,506,136.80-3,750,910.80-1,942,117.60

Finding the Fourth Proportional to 2,506,136.80, 3,750,910.80 and 1,942,117.60

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Solution

The fourth proportional to 2,506,136.80, 3,750,910.80 and 1,942,117.60 is: 2,906,748.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,506,136.80 : 3,750,910.80 = 1,942,117.60 : x
  2. Step 2: Convert to fraction form
    2,506,136.80/3,750,910.80 = 1,942,117.60/x
  3. Step 3: Cross multiply
    2,506,136.80x = 3,750,910.80 × 1,942,117.60
  4. Step 4: Simplify right side
    2,506,136.80x = 7,284,709,880,710.08
  5. Step 5: Solve for x
    x = 7,284,709,880,710.08/2,506,136.80
  6. Step 6: Final answer
    x = 2,906,748.70

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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.