Home / 1,153,071.27-1,591,117.65-669,542.16

Finding the Fourth Proportional to 1,153,071.27, 1,591,117.65 and 669,542.16

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Solution

The fourth proportional to 1,153,071.27, 1,591,117.65 and 669,542.16 is: 923,898.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,071.27 : 1,591,117.65 = 669,542.16 : x
  2. Step 2: Convert to fraction form
    1,153,071.27/1,591,117.65 = 669,542.16/x
  3. Step 3: Cross multiply
    1,153,071.27x = 1,591,117.65 × 669,542.16
  4. Step 4: Simplify right side
    1,153,071.27x = 1,065,320,348,195.12
  5. Step 5: Solve for x
    x = 1,065,320,348,195.12/1,153,071.27
  6. Step 6: Final answer
    x = 923,898.09

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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.