Home / 1,004,381.98-1,386,057.13-545,505.51

Finding the Fourth Proportional to 1,004,381.98, 1,386,057.13 and 545,505.51

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Solution

The fourth proportional to 1,004,381.98, 1,386,057.13 and 545,505.51 is: 752,803.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,381.98 : 1,386,057.13 = 545,505.51 : x
  2. Step 2: Convert to fraction form
    1,004,381.98/1,386,057.13 = 545,505.51/x
  3. Step 3: Cross multiply
    1,004,381.98x = 1,386,057.13 × 545,505.51
  4. Step 4: Simplify right side
    1,004,381.98x = 756,101,800,695.63
  5. Step 5: Solve for x
    x = 756,101,800,695.63/1,004,381.98
  6. Step 6: Final answer
    x = 752,803.03

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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.