Home / 1,512,955.90-2,087,811.75-833,851.90

Finding the Fourth Proportional to 1,512,955.90, 2,087,811.75 and 833,851.90

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Solution

The fourth proportional to 1,512,955.90, 2,087,811.75 and 833,851.90 is: 1,150,678.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,955.90 : 2,087,811.75 = 833,851.90 : x
  2. Step 2: Convert to fraction form
    1,512,955.90/2,087,811.75 = 833,851.90/x
  3. Step 3: Cross multiply
    1,512,955.90x = 2,087,811.75 × 833,851.90
  4. Step 4: Simplify right side
    1,512,955.90x = 1,740,925,794,579.83
  5. Step 5: Solve for x
    x = 1,740,925,794,579.83/1,512,955.90
  6. Step 6: Final answer
    x = 1,150,678.48

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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.