Home / 1,155,109.16-1,593,410.68-671,620.88

Finding the Fourth Proportional to 1,155,109.16, 1,593,410.68 and 671,620.88

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Solution

The fourth proportional to 1,155,109.16, 1,593,410.68 and 671,620.88 is: 926,464.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,109.16 : 1,593,410.68 = 671,620.88 : x
  2. Step 2: Convert to fraction form
    1,155,109.16/1,593,410.68 = 671,620.88/x
  3. Step 3: Cross multiply
    1,155,109.16x = 1,593,410.68 × 671,620.88
  4. Step 4: Simplify right side
    1,155,109.16x = 1,070,167,883,103.00
  5. Step 5: Solve for x
    x = 1,070,167,883,103.00/1,155,109.16
  6. Step 6: Final answer
    x = 926,464.72

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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.