Home / 3,141,053.95-4,711,852.31-866,578.35

Finding the Fourth Proportional to 3,141,053.95, 4,711,852.31 and 866,578.35

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Solution

The fourth proportional to 3,141,053.95, 4,711,852.31 and 866,578.35 is: 1,299,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,053.95 : 4,711,852.31 = 866,578.35 : x
  2. Step 2: Convert to fraction form
    3,141,053.95/4,711,852.31 = 866,578.35/x
  3. Step 3: Cross multiply
    3,141,053.95x = 4,711,852.31 × 866,578.35
  4. Step 4: Simplify right side
    3,141,053.95x = 4,083,189,200,243.49
  5. Step 5: Solve for x
    x = 4,083,189,200,243.49/3,141,053.95
  6. Step 6: Final answer
    x = 1,299,942.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.