Home / 1,457,734.55-2,187,233.35-783,028.64

Finding the Fourth Proportional to 1,457,734.55, 2,187,233.35 and 783,028.64

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Solution

The fourth proportional to 1,457,734.55, 2,187,233.35 and 783,028.64 is: 1,174,882.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,734.55 : 2,187,233.35 = 783,028.64 : x
  2. Step 2: Convert to fraction form
    1,457,734.55/2,187,233.35 = 783,028.64/x
  3. Step 3: Cross multiply
    1,457,734.55x = 2,187,233.35 × 783,028.64
  4. Step 4: Simplify right side
    1,457,734.55x = 1,712,666,358,923.66
  5. Step 5: Solve for x
    x = 1,712,666,358,923.66/1,457,734.55
  6. Step 6: Final answer
    x = 1,174,882.19

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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.