Home / 1,678,144.62-2,316,006.86-1,024,734.63

Finding the Fourth Proportional to 1,678,144.62, 2,316,006.86 and 1,024,734.63

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Solution

The fourth proportional to 1,678,144.62, 2,316,006.86 and 1,024,734.63 is: 1,414,235.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,144.62 : 2,316,006.86 = 1,024,734.63 : x
  2. Step 2: Convert to fraction form
    1,678,144.62/2,316,006.86 = 1,024,734.63/x
  3. Step 3: Cross multiply
    1,678,144.62x = 2,316,006.86 × 1,024,734.63
  4. Step 4: Simplify right side
    1,678,144.62x = 2,373,292,427,635.89
  5. Step 5: Solve for x
    x = 2,373,292,427,635.89/1,678,144.62
  6. Step 6: Final answer
    x = 1,414,235.94

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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.