Home / 1,127,384.13-1,555,792.17-611,136.42

Finding the Fourth Proportional to 1,127,384.13, 1,555,792.17 and 611,136.42

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Solution

The fourth proportional to 1,127,384.13, 1,555,792.17 and 611,136.42 is: 843,369.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,384.13 : 1,555,792.17 = 611,136.42 : x
  2. Step 2: Convert to fraction form
    1,127,384.13/1,555,792.17 = 611,136.42/x
  3. Step 3: Cross multiply
    1,127,384.13x = 1,555,792.17 × 611,136.42
  4. Step 4: Simplify right side
    1,127,384.13x = 950,801,257,037.83
  5. Step 5: Solve for x
    x = 950,801,257,037.83/1,127,384.13
  6. Step 6: Final answer
    x = 843,369.38

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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.