Home / 3,768,083.40-5,653,007.10-1,243,736.20

Finding the Fourth Proportional to 3,768,083.40, 5,653,007.10 and 1,243,736.20

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Solution

The fourth proportional to 3,768,083.40, 5,653,007.10 and 1,243,736.20 is: 1,865,895.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,083.40 : 5,653,007.10 = 1,243,736.20 : x
  2. Step 2: Convert to fraction form
    3,768,083.40/5,653,007.10 = 1,243,736.20/x
  3. Step 3: Cross multiply
    3,768,083.40x = 5,653,007.10 × 1,243,736.20
  4. Step 4: Simplify right side
    3,768,083.40x = 7,030,849,569,127.02
  5. Step 5: Solve for x
    x = 7,030,849,569,127.02/3,768,083.40
  6. Step 6: Final answer
    x = 1,865,895.42

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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.