Home / 1,129,395.30-1,558,592.57-613,170.91

Finding the Fourth Proportional to 1,129,395.30, 1,558,592.57 and 613,170.91

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Solution

The fourth proportional to 1,129,395.30, 1,558,592.57 and 613,170.91 is: 846,190.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,395.30 : 1,558,592.57 = 613,170.91 : x
  2. Step 2: Convert to fraction form
    1,129,395.30/1,558,592.57 = 613,170.91/x
  3. Step 3: Cross multiply
    1,129,395.30x = 1,558,592.57 × 613,170.91
  4. Step 4: Simplify right side
    1,129,395.30x = 955,683,624,466.14
  5. Step 5: Solve for x
    x = 955,683,624,466.14/1,129,395.30
  6. Step 6: Final answer
    x = 846,190.55

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1.5x scale

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.