Home / 1,664,627.76-2,297,197.04-976,159.52

Finding the Fourth Proportional to 1,664,627.76, 2,297,197.04 and 976,159.52

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Solution

The fourth proportional to 1,664,627.76, 2,297,197.04 and 976,159.52 is: 1,347,106.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,627.76 : 2,297,197.04 = 976,159.52 : x
  2. Step 2: Convert to fraction form
    1,664,627.76/2,297,197.04 = 976,159.52/x
  3. Step 3: Cross multiply
    1,664,627.76x = 2,297,197.04 × 976,159.52
  4. Step 4: Simplify right side
    1,664,627.76x = 2,242,430,759,911.82
  5. Step 5: Solve for x
    x = 2,242,430,759,911.82/1,664,627.76
  6. Step 6: Final answer
    x = 1,347,106.43

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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.