Home / 2,887,920.16-3,985,204.26-1,598,683.66

Finding the Fourth Proportional to 2,887,920.16, 3,985,204.26 and 1,598,683.66

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Solution

The fourth proportional to 2,887,920.16, 3,985,204.26 and 1,598,683.66 is: 2,206,113.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,920.16 : 3,985,204.26 = 1,598,683.66 : x
  2. Step 2: Convert to fraction form
    2,887,920.16/3,985,204.26 = 1,598,683.66/x
  3. Step 3: Cross multiply
    2,887,920.16x = 3,985,204.26 × 1,598,683.66
  4. Step 4: Simplify right side
    2,887,920.16x = 6,371,080,932,224.39
  5. Step 5: Solve for x
    x = 6,371,080,932,224.39/2,887,920.16
  6. Step 6: Final answer
    x = 2,206,113.94

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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.