Home / 1,616,047.07-2,230,160.04-890,920.82

Finding the Fourth Proportional to 1,616,047.07, 2,230,160.04 and 890,920.82

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Solution

The fourth proportional to 1,616,047.07, 2,230,160.04 and 890,920.82 is: 1,229,479.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,047.07 : 2,230,160.04 = 890,920.82 : x
  2. Step 2: Convert to fraction form
    1,616,047.07/2,230,160.04 = 890,920.82/x
  3. Step 3: Cross multiply
    1,616,047.07x = 2,230,160.04 × 890,920.82
  4. Step 4: Simplify right side
    1,616,047.07x = 1,986,896,017,143.43
  5. Step 5: Solve for x
    x = 1,986,896,017,143.43/1,616,047.07
  6. Step 6: Final answer
    x = 1,229,479.05

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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.