Home / 2,127,393.84-3,191,066.16-611,113.92

Finding the Fourth Proportional to 2,127,393.84, 3,191,066.16 and 611,113.92

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Solution

The fourth proportional to 2,127,393.84, 3,191,066.16 and 611,113.92 is: 916,663.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,393.84 : 3,191,066.16 = 611,113.92 : x
  2. Step 2: Convert to fraction form
    2,127,393.84/3,191,066.16 = 611,113.92/x
  3. Step 3: Cross multiply
    2,127,393.84x = 3,191,066.16 × 611,113.92
  4. Step 4: Simplify right side
    2,127,393.84x = 1,950,104,950,016.95
  5. Step 5: Solve for x
    x = 1,950,104,950,016.95/2,127,393.84
  6. Step 6: Final answer
    x = 916,663.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.