Home / 2,103,736.80-3,156,130.04-607,828.80

Finding the Fourth Proportional to 2,103,736.80, 3,156,130.04 and 607,828.80

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Solution

The fourth proportional to 2,103,736.80, 3,156,130.04 and 607,828.80 is: 911,894.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,736.80 : 3,156,130.04 = 607,828.80 : x
  2. Step 2: Convert to fraction form
    2,103,736.80/3,156,130.04 = 607,828.80/x
  3. Step 3: Cross multiply
    2,103,736.80x = 3,156,130.04 × 607,828.80
  4. Step 4: Simplify right side
    2,103,736.80x = 1,918,386,734,857.15
  5. Step 5: Solve for x
    x = 1,918,386,734,857.15/2,103,736.80
  6. Step 6: Final answer
    x = 911,894.84

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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.