Home / 1,511,621-2,086,036.98-832,557.50

Finding the Fourth Proportional to 1,511,621, 2,086,036.98 and 832,557.50

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Solution

The fourth proportional to 1,511,621, 2,086,036.98 and 832,557.50 is: 1,148,929.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,621 : 2,086,036.98 = 832,557.50 : x
  2. Step 2: Convert to fraction form
    1,511,621/2,086,036.98 = 832,557.50/x
  3. Step 3: Cross multiply
    1,511,621x = 2,086,036.98 × 832,557.50
  4. Step 4: Simplify right side
    1,511,621x = 1,736,745,732,976.35
  5. Step 5: Solve for x
    x = 1,736,745,732,976.35/1,511,621
  6. Step 6: Final answer
    x = 1,148,929.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.