Home / 1,889,207.28-2,607,110.01-1,236,281.15

Finding the Fourth Proportional to 1,889,207.28, 2,607,110.01 and 1,236,281.15

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Solution

The fourth proportional to 1,889,207.28, 2,607,110.01 and 1,236,281.15 is: 1,706,070.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,207.28 : 2,607,110.01 = 1,236,281.15 : x
  2. Step 2: Convert to fraction form
    1,889,207.28/2,607,110.01 = 1,236,281.15/x
  3. Step 3: Cross multiply
    1,889,207.28x = 2,607,110.01 × 1,236,281.15
  4. Step 4: Simplify right side
    1,889,207.28x = 3,223,120,967,857.09
  5. Step 5: Solve for x
    x = 3,223,120,967,857.09/1,889,207.28
  6. Step 6: Final answer
    x = 1,706,070.58

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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.