Home / 1,585,076.81-2,187,406.79-859,924.33

Finding the Fourth Proportional to 1,585,076.81, 2,187,406.79 and 859,924.33

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Solution

The fourth proportional to 1,585,076.81, 2,187,406.79 and 859,924.33 is: 1,186,696.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,076.81 : 2,187,406.79 = 859,924.33 : x
  2. Step 2: Convert to fraction form
    1,585,076.81/2,187,406.79 = 859,924.33/x
  3. Step 3: Cross multiply
    1,585,076.81x = 2,187,406.79 × 859,924.33
  4. Step 4: Simplify right side
    1,585,076.81x = 1,881,004,324,088.94
  5. Step 5: Solve for x
    x = 1,881,004,324,088.94/1,585,076.81
  6. Step 6: Final answer
    x = 1,186,696.01

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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.