Home / 1,264,511.66-1,897,001.47-400,164.25

Finding the Fourth Proportional to 1,264,511.66, 1,897,001.47 and 400,164.25

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Solution

The fourth proportional to 1,264,511.66, 1,897,001.47 and 400,164.25 is: 600,320.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,511.66 : 1,897,001.47 = 400,164.25 : x
  2. Step 2: Convert to fraction form
    1,264,511.66/1,897,001.47 = 400,164.25/x
  3. Step 3: Cross multiply
    1,264,511.66x = 1,897,001.47 × 400,164.25
  4. Step 4: Simplify right side
    1,264,511.66x = 759,112,169,806.03
  5. Step 5: Solve for x
    x = 759,112,169,806.03/1,264,511.66
  6. Step 6: Final answer
    x = 600,320.42

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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.