Home / 1,395,838-1,926,207.92-852,882.64

Finding the Fourth Proportional to 1,395,838, 1,926,207.92 and 852,882.64

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Solution

The fourth proportional to 1,395,838, 1,926,207.92 and 852,882.64 is: 1,176,948.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,838 : 1,926,207.92 = 852,882.64 : x
  2. Step 2: Convert to fraction form
    1,395,838/1,926,207.92 = 852,882.64/x
  3. Step 3: Cross multiply
    1,395,838x = 1,926,207.92 × 852,882.64
  4. Step 4: Simplify right side
    1,395,838x = 1,642,829,295,998.51
  5. Step 5: Solve for x
    x = 1,642,829,295,998.51/1,395,838
  6. Step 6: Final answer
    x = 1,176,948.40

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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.