Home / 1,411,763.86-2,117,640.39-400,885.84

Finding the Fourth Proportional to 1,411,763.86, 2,117,640.39 and 400,885.84

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Solution

The fourth proportional to 1,411,763.86, 2,117,640.39 and 400,885.84 is: 601,327.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,763.86 : 2,117,640.39 = 400,885.84 : x
  2. Step 2: Convert to fraction form
    1,411,763.86/2,117,640.39 = 400,885.84/x
  3. Step 3: Cross multiply
    1,411,763.86x = 2,117,640.39 × 400,885.84
  4. Step 4: Simplify right side
    1,411,763.86x = 848,932,046,563.08
  5. Step 5: Solve for x
    x = 848,932,046,563.08/1,411,763.86
  6. Step 6: Final answer
    x = 601,327.23

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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.