Home / 1,616,088.49-2,230,219.28-890,962.15

Finding the Fourth Proportional to 1,616,088.49, 2,230,219.28 and 890,962.15

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Solution

The fourth proportional to 1,616,088.49, 2,230,219.28 and 890,962.15 is: 1,229,537.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,088.49 : 2,230,219.28 = 890,962.15 : x
  2. Step 2: Convert to fraction form
    1,616,088.49/2,230,219.28 = 890,962.15/x
  3. Step 3: Cross multiply
    1,616,088.49x = 2,230,219.28 × 890,962.15
  4. Step 4: Simplify right side
    1,616,088.49x = 1,987,040,960,225.44
  5. Step 5: Solve for x
    x = 1,987,040,960,225.44/1,616,088.49
  6. Step 6: Final answer
    x = 1,229,537.23

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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.