Home / 2,076,656.04-2,865,243.78-1,216,754.28

Finding the Fourth Proportional to 2,076,656.04, 2,865,243.78 and 1,216,754.28

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Solution

The fourth proportional to 2,076,656.04, 2,865,243.78 and 1,216,754.28 is: 1,678,803.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,656.04 : 2,865,243.78 = 1,216,754.28 : x
  2. Step 2: Convert to fraction form
    2,076,656.04/2,865,243.78 = 1,216,754.28/x
  3. Step 3: Cross multiply
    2,076,656.04x = 2,865,243.78 × 1,216,754.28
  4. Step 4: Simplify right side
    2,076,656.04x = 3,486,297,632,558.38
  5. Step 5: Solve for x
    x = 3,486,297,632,558.38/2,076,656.04
  6. Step 6: Final answer
    x = 1,678,803.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.