Home / 1,616,004.40-2,230,101.60-890,880.40

Finding the Fourth Proportional to 1,616,004.40, 2,230,101.60 and 890,880.40

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Solution

The fourth proportional to 1,616,004.40, 2,230,101.60 and 890,880.40 is: 1,229,423.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,004.40 : 2,230,101.60 = 890,880.40 : x
  2. Step 2: Convert to fraction form
    1,616,004.40/2,230,101.60 = 890,880.40/x
  3. Step 3: Cross multiply
    1,616,004.40x = 2,230,101.60 × 890,880.40
  4. Step 4: Simplify right side
    1,616,004.40x = 1,986,753,805,448.64
  5. Step 5: Solve for x
    x = 1,986,753,805,448.64/1,616,004.40
  6. Step 6: Final answer
    x = 1,229,423.51

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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.