Home / 5,017,678.83-6,923,841.46-2,782,400.19

Finding the Fourth Proportional to 5,017,678.83, 6,923,841.46 and 2,782,400.19

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Solution

The fourth proportional to 5,017,678.83, 6,923,841.46 and 2,782,400.19 is: 3,839,404.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017,678.83 : 6,923,841.46 = 2,782,400.19 : x
  2. Step 2: Convert to fraction form
    5,017,678.83/6,923,841.46 = 2,782,400.19/x
  3. Step 3: Cross multiply
    5,017,678.83x = 6,923,841.46 × 2,782,400.19
  4. Step 4: Simplify right side
    5,017,678.83x = 19,264,897,793,833.88
  5. Step 5: Solve for x
    x = 19,264,897,793,833.88/5,017,678.83
  6. Step 6: Final answer
    x = 3,839,404.32

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Double scale
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1.5x scale

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.