Home / 3,610,017.81-5,411,634.84-1,212,180.48

Finding the Fourth Proportional to 3,610,017.81, 5,411,634.84 and 1,212,180.48

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Solution

The fourth proportional to 3,610,017.81, 5,411,634.84 and 1,212,180.48 is: 1,817,131.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610,017.81 : 5,411,634.84 = 1,212,180.48 : x
  2. Step 2: Convert to fraction form
    3,610,017.81/5,411,634.84 = 1,212,180.48/x
  3. Step 3: Cross multiply
    3,610,017.81x = 5,411,634.84 × 1,212,180.48
  4. Step 4: Simplify right side
    3,610,017.81x = 6,559,878,117,935.92
  5. Step 5: Solve for x
    x = 6,559,878,117,935.92/3,610,017.81
  6. Step 6: Final answer
    x = 1,817,131.79

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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.