Home / 2,071,228.64-2,857,717.98-1,335,871.76

Finding the Fourth Proportional to 2,071,228.64, 2,857,717.98 and 1,335,871.76

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Solution

The fourth proportional to 2,071,228.64, 2,857,717.98 and 1,335,871.76 is: 1,843,130.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,228.64 : 2,857,717.98 = 1,335,871.76 : x
  2. Step 2: Convert to fraction form
    2,071,228.64/2,857,717.98 = 1,335,871.76/x
  3. Step 3: Cross multiply
    2,071,228.64x = 2,857,717.98 × 1,335,871.76
  4. Step 4: Simplify right side
    2,071,228.64x = 3,817,544,747,526.24
  5. Step 5: Solve for x
    x = 3,817,544,747,526.24/2,071,228.64
  6. Step 6: Final answer
    x = 1,843,130.53

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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.