Home / 1,616,233.02-2,230,501.77-891,079.35

Finding the Fourth Proportional to 1,616,233.02, 2,230,501.77 and 891,079.35

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Solution

The fourth proportional to 1,616,233.02, 2,230,501.77 and 891,079.35 is: 1,229,744.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,233.02 : 2,230,501.77 = 891,079.35 : x
  2. Step 2: Convert to fraction form
    1,616,233.02/2,230,501.77 = 891,079.35/x
  3. Step 3: Cross multiply
    1,616,233.02x = 2,230,501.77 × 891,079.35
  4. Step 4: Simplify right side
    1,616,233.02x = 1,987,554,067,385.45
  5. Step 5: Solve for x
    x = 1,987,554,067,385.45/1,616,233.02
  6. Step 6: Final answer
    x = 1,229,744.75

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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.