Home / 1,616,668.04-2,231,018.16-891,544.70

Finding the Fourth Proportional to 1,616,668.04, 2,231,018.16 and 891,544.70

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Solution

The fourth proportional to 1,616,668.04, 2,231,018.16 and 891,544.70 is: 1,230,340.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,668.04 : 2,231,018.16 = 891,544.70 : x
  2. Step 2: Convert to fraction form
    1,616,668.04/2,231,018.16 = 891,544.70/x
  3. Step 3: Cross multiply
    1,616,668.04x = 2,231,018.16 × 891,544.70
  4. Step 4: Simplify right side
    1,616,668.04x = 1,989,052,416,151.75
  5. Step 5: Solve for x
    x = 1,989,052,416,151.75/1,616,668.04
  6. Step 6: Final answer
    x = 1,230,340.66

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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.