Home / 1,218,617.74-1,828,300.29-545,265.82

Finding the Fourth Proportional to 1,218,617.74, 1,828,300.29 and 545,265.82

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Solution

The fourth proportional to 1,218,617.74, 1,828,300.29 and 545,265.82 is: 818,065.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,617.74 : 1,828,300.29 = 545,265.82 : x
  2. Step 2: Convert to fraction form
    1,218,617.74/1,828,300.29 = 545,265.82/x
  3. Step 3: Cross multiply
    1,218,617.74x = 1,828,300.29 × 545,265.82
  4. Step 4: Simplify right side
    1,218,617.74x = 996,909,656,833.09
  5. Step 5: Solve for x
    x = 996,909,656,833.09/1,218,617.74
  6. Step 6: Final answer
    x = 818,065.93

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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.