Home / 1,584,286.81-2,186,316.31-859,134.31

Finding the Fourth Proportional to 1,584,286.81, 2,186,316.31 and 859,134.31

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Solution

The fourth proportional to 1,584,286.81, 2,186,316.31 and 859,134.31 is: 1,185,605.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,286.81 : 2,186,316.31 = 859,134.31 : x
  2. Step 2: Convert to fraction form
    1,584,286.81/2,186,316.31 = 859,134.31/x
  3. Step 3: Cross multiply
    1,584,286.81x = 2,186,316.31 × 859,134.31
  4. Step 4: Simplify right side
    1,584,286.81x = 1,878,339,360,728.88
  5. Step 5: Solve for x
    x = 1,878,339,360,728.88/1,584,286.81
  6. Step 6: Final answer
    x = 1,185,605.63

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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.