Home / 3,561,153.60-5,341,730.40-1,316,827.20

Finding the Fourth Proportional to 3,561,153.60, 5,341,730.40 and 1,316,827.20

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Solution

The fourth proportional to 3,561,153.60, 5,341,730.40 and 1,316,827.20 is: 1,975,240.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,153.60 : 5,341,730.40 = 1,316,827.20 : x
  2. Step 2: Convert to fraction form
    3,561,153.60/5,341,730.40 = 1,316,827.20/x
  3. Step 3: Cross multiply
    3,561,153.60x = 5,341,730.40 × 1,316,827.20
  4. Step 4: Simplify right side
    3,561,153.60x = 7,034,135,885,786.88
  5. Step 5: Solve for x
    x = 7,034,135,885,786.88/3,561,153.60
  6. Step 6: Final answer
    x = 1,975,240.80

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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.