Home / 3,908,612.83-5,393,613.47-2,166,265.17

Finding the Fourth Proportional to 3,908,612.83, 5,393,613.47 and 2,166,265.17

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Solution

The fourth proportional to 3,908,612.83, 5,393,613.47 and 2,166,265.17 is: 2,989,295.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908,612.83 : 5,393,613.47 = 2,166,265.17 : x
  2. Step 2: Convert to fraction form
    3,908,612.83/5,393,613.47 = 2,166,265.17/x
  3. Step 3: Cross multiply
    3,908,612.83x = 5,393,613.47 × 2,166,265.17
  4. Step 4: Simplify right side
    3,908,612.83x = 11,683,997,000,503.84
  5. Step 5: Solve for x
    x = 11,683,997,000,503.84/3,908,612.83
  6. Step 6: Final answer
    x = 2,989,295.05

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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.