Home / 2,186,681.60-3,277,257.60-1,948,908.80

Finding the Fourth Proportional to 2,186,681.60, 3,277,257.60 and 1,948,908.80

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Solution

The fourth proportional to 2,186,681.60, 3,277,257.60 and 1,948,908.80 is: 2,920,899.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,681.60 : 3,277,257.60 = 1,948,908.80 : x
  2. Step 2: Convert to fraction form
    2,186,681.60/3,277,257.60 = 1,948,908.80/x
  3. Step 3: Cross multiply
    2,186,681.60x = 3,277,257.60 × 1,948,908.80
  4. Step 4: Simplify right side
    2,186,681.60x = 6,387,076,176,506.88
  5. Step 5: Solve for x
    x = 6,387,076,176,506.88/2,186,681.60
  6. Step 6: Final answer
    x = 2,920,899.04

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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.