Home / 2,163,666.85-2,985,934.03-1,233,512.16

Finding the Fourth Proportional to 2,163,666.85, 2,985,934.03 and 1,233,512.16

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Solution

The fourth proportional to 2,163,666.85, 2,985,934.03 and 1,233,512.16 is: 1,702,288.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,666.85 : 2,985,934.03 = 1,233,512.16 : x
  2. Step 2: Convert to fraction form
    2,163,666.85/2,985,934.03 = 1,233,512.16/x
  3. Step 3: Cross multiply
    2,163,666.85x = 2,985,934.03 × 1,233,512.16
  4. Step 4: Simplify right side
    2,163,666.85x = 3,683,185,944,416.16
  5. Step 5: Solve for x
    x = 3,683,185,944,416.16/2,163,666.85
  6. Step 6: Final answer
    x = 1,702,288.84

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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.