Home / 819,726.08-1,227,030.39-603,828.20

Finding the Fourth Proportional to 819,726.08, 1,227,030.39 and 603,828.20

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Solution

The fourth proportional to 819,726.08, 1,227,030.39 and 603,828.20 is: 903,857.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,726.08 : 1,227,030.39 = 603,828.20 : x
  2. Step 2: Convert to fraction form
    819,726.08/1,227,030.39 = 603,828.20/x
  3. Step 3: Cross multiply
    819,726.08x = 1,227,030.39 × 603,828.20
  4. Step 4: Simplify right side
    819,726.08x = 740,915,554,806.57
  5. Step 5: Solve for x
    x = 740,915,554,806.57/819,726.08
  6. Step 6: Final answer
    x = 903,857.49

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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.