Home / 1,351,917.81-1,863,658.94-1,029,065.58

Finding the Fourth Proportional to 1,351,917.81, 1,863,658.94 and 1,029,065.58

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Solution

The fourth proportional to 1,351,917.81, 1,863,658.94 and 1,029,065.58 is: 1,418,597.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,917.81 : 1,863,658.94 = 1,029,065.58 : x
  2. Step 2: Convert to fraction form
    1,351,917.81/1,863,658.94 = 1,029,065.58/x
  3. Step 3: Cross multiply
    1,351,917.81x = 1,863,658.94 × 1,029,065.58
  4. Step 4: Simplify right side
    1,351,917.81x = 1,917,827,262,867.96
  5. Step 5: Solve for x
    x = 1,917,827,262,867.96/1,351,917.81
  6. Step 6: Final answer
    x = 1,418,597.53

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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.