Home / 1,053,657.12-1,579,516.89-379,573.57

Finding the Fourth Proportional to 1,053,657.12, 1,579,516.89 and 379,573.57

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Solution

The fourth proportional to 1,053,657.12, 1,579,516.89 and 379,573.57 is: 569,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,657.12 : 1,579,516.89 = 379,573.57 : x
  2. Step 2: Convert to fraction form
    1,053,657.12/1,579,516.89 = 379,573.57/x
  3. Step 3: Cross multiply
    1,053,657.12x = 1,579,516.89 × 379,573.57
  4. Step 4: Simplify right side
    1,053,657.12x = 599,542,864,812.60
  5. Step 5: Solve for x
    x = 599,542,864,812.60/1,053,657.12
  6. Step 6: Final answer
    x = 569,011.35

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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.