Home / 1,070,487.71-1,477,136.91-611,632

Finding the Fourth Proportional to 1,070,487.71, 1,477,136.91 and 611,632

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Solution

The fourth proportional to 1,070,487.71, 1,477,136.91 and 611,632 is: 843,974.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,487.71 : 1,477,136.91 = 611,632 : x
  2. Step 2: Convert to fraction form
    1,070,487.71/1,477,136.91 = 611,632/x
  3. Step 3: Cross multiply
    1,070,487.71x = 1,477,136.91 × 611,632
  4. Step 4: Simplify right side
    1,070,487.71x = 903,464,202,537.12
  5. Step 5: Solve for x
    x = 903,464,202,537.12/1,070,487.71
  6. Step 6: Final answer
    x = 843,974.38

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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.