Home / 4,589,142.48-6,878,660.67-1,891,988.28

Finding the Fourth Proportional to 4,589,142.48, 6,878,660.67 and 1,891,988.28

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Solution

The fourth proportional to 4,589,142.48, 6,878,660.67 and 1,891,988.28 is: 2,835,899.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,589,142.48 : 6,878,660.67 = 1,891,988.28 : x
  2. Step 2: Convert to fraction form
    4,589,142.48/6,878,660.67 = 1,891,988.28/x
  3. Step 3: Cross multiply
    4,589,142.48x = 6,878,660.67 × 1,891,988.28
  4. Step 4: Simplify right side
    4,589,142.48x = 13,014,345,369,736.95
  5. Step 5: Solve for x
    x = 13,014,345,369,736.95/4,589,142.48
  6. Step 6: Final answer
    x = 2,835,899.17

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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.