Home / 1,203,994.47-1,805,971.02-405,275.94

Finding the Fourth Proportional to 1,203,994.47, 1,805,971.02 and 405,275.94

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Solution

The fourth proportional to 1,203,994.47, 1,805,971.02 and 405,275.94 is: 607,906.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,994.47 : 1,805,971.02 = 405,275.94 : x
  2. Step 2: Convert to fraction form
    1,203,994.47/1,805,971.02 = 405,275.94/x
  3. Step 3: Cross multiply
    1,203,994.47x = 1,805,971.02 × 405,275.94
  4. Step 4: Simplify right side
    1,203,994.47x = 731,916,602,743.26
  5. Step 5: Solve for x
    x = 731,916,602,743.26/1,203,994.47
  6. Step 6: Final answer
    x = 607,906.95

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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.