Home / 1,401,534.81-2,101,952.30-455,176.17

Finding the Fourth Proportional to 1,401,534.81, 2,101,952.30 and 455,176.17

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Solution

The fourth proportional to 1,401,534.81, 2,101,952.30 and 455,176.17 is: 682,650.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,534.81 : 2,101,952.30 = 455,176.17 : x
  2. Step 2: Convert to fraction form
    1,401,534.81/2,101,952.30 = 455,176.17/x
  3. Step 3: Cross multiply
    1,401,534.81x = 2,101,952.30 × 455,176.17
  4. Step 4: Simplify right side
    1,401,534.81x = 956,758,595,160.81
  5. Step 5: Solve for x
    x = 956,758,595,160.81/1,401,534.81
  6. Step 6: Final answer
    x = 682,650.61

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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.