Home / 2,455,658.10-3,683,487.15-772,761.60

Finding the Fourth Proportional to 2,455,658.10, 3,683,487.15 and 772,761.60

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Solution

The fourth proportional to 2,455,658.10, 3,683,487.15 and 772,761.60 is: 1,159,142.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455,658.10 : 3,683,487.15 = 772,761.60 : x
  2. Step 2: Convert to fraction form
    2,455,658.10/3,683,487.15 = 772,761.60/x
  3. Step 3: Cross multiply
    2,455,658.10x = 3,683,487.15 × 772,761.60
  4. Step 4: Simplify right side
    2,455,658.10x = 2,846,457,423,613.44
  5. Step 5: Solve for x
    x = 2,846,457,423,613.44/2,455,658.10
  6. Step 6: Final answer
    x = 1,159,142.40

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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.