Home / 1,683,745.47-2,525,640.09-561,814.47

Finding the Fourth Proportional to 1,683,745.47, 2,525,640.09 and 561,814.47

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Solution

The fourth proportional to 1,683,745.47, 2,525,640.09 and 561,814.47 is: 842,729.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,745.47 : 2,525,640.09 = 561,814.47 : x
  2. Step 2: Convert to fraction form
    1,683,745.47/2,525,640.09 = 561,814.47/x
  3. Step 3: Cross multiply
    1,683,745.47x = 2,525,640.09 × 561,814.47
  4. Step 4: Simplify right side
    1,683,745.47x = 1,418,941,148,574.10
  5. Step 5: Solve for x
    x = 1,418,941,148,574.10/1,683,745.47
  6. Step 6: Final answer
    x = 842,729.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.