Home / 858,838.48-1,282,474.34-701,379.28

Finding the Fourth Proportional to 858,838.48, 1,282,474.34 and 701,379.28

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Solution

The fourth proportional to 858,838.48, 1,282,474.34 and 701,379.28 is: 1,047,345.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,838.48 : 1,282,474.34 = 701,379.28 : x
  2. Step 2: Convert to fraction form
    858,838.48/1,282,474.34 = 701,379.28/x
  3. Step 3: Cross multiply
    858,838.48x = 1,282,474.34 × 701,379.28
  4. Step 4: Simplify right side
    858,838.48x = 899,500,929,207.68
  5. Step 5: Solve for x
    x = 899,500,929,207.68/858,838.48
  6. Step 6: Final answer
    x = 1,047,345.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.