Home / 2,076,953.94-2,866,223.07-1,217,297.70

Finding the Fourth Proportional to 2,076,953.94, 2,866,223.07 and 1,217,297.70

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Solution

The fourth proportional to 2,076,953.94, 2,866,223.07 and 1,217,297.70 is: 1,679,886.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,953.94 : 2,866,223.07 = 1,217,297.70 : x
  2. Step 2: Convert to fraction form
    2,076,953.94/2,866,223.07 = 1,217,297.70/x
  3. Step 3: Cross multiply
    2,076,953.94x = 2,866,223.07 × 1,217,297.70
  4. Step 4: Simplify right side
    2,076,953.94x = 3,489,046,750,797.94
  5. Step 5: Solve for x
    x = 3,489,046,750,797.94/2,076,953.94
  6. Step 6: Final answer
    x = 1,679,886.44

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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.