Home / 1,720,391.03-2,580,896.83-708,950.01

Finding the Fourth Proportional to 1,720,391.03, 2,580,896.83 and 708,950.01

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Solution

The fourth proportional to 1,720,391.03, 2,580,896.83 and 708,950.01 is: 1,063,552.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,391.03 : 2,580,896.83 = 708,950.01 : x
  2. Step 2: Convert to fraction form
    1,720,391.03/2,580,896.83 = 708,950.01/x
  3. Step 3: Cross multiply
    1,720,391.03x = 2,580,896.83 × 708,950.01
  4. Step 4: Simplify right side
    1,720,391.03x = 1,829,726,816,988.23
  5. Step 5: Solve for x
    x = 1,829,726,816,988.23/1,720,391.03
  6. Step 6: Final answer
    x = 1,063,552.87

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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.