Home / 1,623,700.40-2,240,710.89-898,598.12

Finding the Fourth Proportional to 1,623,700.40, 2,240,710.89 and 898,598.12

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Solution

The fourth proportional to 1,623,700.40, 2,240,710.89 and 898,598.12 is: 1,240,067.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,700.40 : 2,240,710.89 = 898,598.12 : x
  2. Step 2: Convert to fraction form
    1,623,700.40/2,240,710.89 = 898,598.12/x
  3. Step 3: Cross multiply
    1,623,700.40x = 2,240,710.89 × 898,598.12
  4. Step 4: Simplify right side
    1,623,700.40x = 2,013,498,593,217.53
  5. Step 5: Solve for x
    x = 2,013,498,593,217.53/1,623,700.40
  6. Step 6: Final answer
    x = 1,240,067.81

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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.