Home / 1,533,894.04-2,116,780.86-889,695.64

Finding the Fourth Proportional to 1,533,894.04, 2,116,780.86 and 889,695.64

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Solution

The fourth proportional to 1,533,894.04, 2,116,780.86 and 889,695.64 is: 1,227,784.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,894.04 : 2,116,780.86 = 889,695.64 : x
  2. Step 2: Convert to fraction form
    1,533,894.04/2,116,780.86 = 889,695.64/x
  3. Step 3: Cross multiply
    1,533,894.04x = 2,116,780.86 × 889,695.64
  4. Step 4: Simplify right side
    1,533,894.04x = 1,883,290,701,977.45
  5. Step 5: Solve for x
    x = 1,883,290,701,977.45/1,533,894.04
  6. Step 6: Final answer
    x = 1,227,784.09

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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.