Home / 1,083,550.40-1,623,830.88-817,018

Finding the Fourth Proportional to 1,083,550.40, 1,623,830.88 and 817,018

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Solution

The fourth proportional to 1,083,550.40, 1,623,830.88 and 817,018 is: 1,224,399.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,550.40 : 1,623,830.88 = 817,018 : x
  2. Step 2: Convert to fraction form
    1,083,550.40/1,623,830.88 = 817,018/x
  3. Step 3: Cross multiply
    1,083,550.40x = 1,623,830.88 × 817,018
  4. Step 4: Simplify right side
    1,083,550.40x = 1,326,699,057,915.84
  5. Step 5: Solve for x
    x = 1,326,699,057,915.84/1,083,550.40
  6. Step 6: Final answer
    x = 1,224,399.95

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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.