Home / 848,181.70-1,272,138.90-705,006.91

Finding the Fourth Proportional to 848,181.70, 1,272,138.90 and 705,006.91

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Solution

The fourth proportional to 848,181.70, 1,272,138.90 and 705,006.91 is: 1,057,399.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,181.70 : 1,272,138.90 = 705,006.91 : x
  2. Step 2: Convert to fraction form
    848,181.70/1,272,138.90 = 705,006.91/x
  3. Step 3: Cross multiply
    848,181.70x = 1,272,138.90 × 705,006.91
  4. Step 4: Simplify right side
    848,181.70x = 896,866,714,979.80
  5. Step 5: Solve for x
    x = 896,866,714,979.80/848,181.70
  6. Step 6: Final answer
    x = 1,057,399.28

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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.