Home / 2,145,874.49-2,963,926.60-1,604,411.57

Finding the Fourth Proportional to 2,145,874.49, 2,963,926.60 and 1,604,411.57

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Solution

The fourth proportional to 2,145,874.49, 2,963,926.60 and 1,604,411.57 is: 2,216,046.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,874.49 : 2,963,926.60 = 1,604,411.57 : x
  2. Step 2: Convert to fraction form
    2,145,874.49/2,963,926.60 = 1,604,411.57/x
  3. Step 3: Cross multiply
    2,145,874.49x = 2,963,926.60 × 1,604,411.57
  4. Step 4: Simplify right side
    2,145,874.49x = 4,755,358,116,856.64
  5. Step 5: Solve for x
    x = 4,755,358,116,856.64/2,145,874.49
  6. Step 6: Final answer
    x = 2,216,046.71

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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.