Home / 1,533,883.04-2,116,765.68-889,684.64

Finding the Fourth Proportional to 1,533,883.04, 2,116,765.68 and 889,684.64

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Solution

The fourth proportional to 1,533,883.04, 2,116,765.68 and 889,684.64 is: 1,227,768.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,883.04 : 2,116,765.68 = 889,684.64 : x
  2. Step 2: Convert to fraction form
    1,533,883.04/2,116,765.68 = 889,684.64/x
  3. Step 3: Cross multiply
    1,533,883.04x = 2,116,765.68 × 889,684.64
  4. Step 4: Simplify right side
    1,533,883.04x = 1,883,253,911,975.16
  5. Step 5: Solve for x
    x = 1,883,253,911,975.16/1,533,883.04
  6. Step 6: Final answer
    x = 1,227,768.91

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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.