Home / 2,878,376.48-4,317,556.20-1,172,117.96

Finding the Fourth Proportional to 2,878,376.48, 4,317,556.20 and 1,172,117.96

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Solution

The fourth proportional to 2,878,376.48, 4,317,556.20 and 1,172,117.96 is: 1,758,173.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,376.48 : 4,317,556.20 = 1,172,117.96 : x
  2. Step 2: Convert to fraction form
    2,878,376.48/4,317,556.20 = 1,172,117.96/x
  3. Step 3: Cross multiply
    2,878,376.48x = 4,317,556.20 × 1,172,117.96
  4. Step 4: Simplify right side
    2,878,376.48x = 5,060,685,143,741.57
  5. Step 5: Solve for x
    x = 5,060,685,143,741.57/2,878,376.48
  6. Step 6: Final answer
    x = 1,758,173.47

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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.