Home / 1,291,753.31-1,935,858.49-817,592.27

Finding the Fourth Proportional to 1,291,753.31, 1,935,858.49 and 817,592.27

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Solution

The fourth proportional to 1,291,753.31, 1,935,858.49 and 817,592.27 is: 1,225,267.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,753.31 : 1,935,858.49 = 817,592.27 : x
  2. Step 2: Convert to fraction form
    1,291,753.31/1,935,858.49 = 817,592.27/x
  3. Step 3: Cross multiply
    1,291,753.31x = 1,935,858.49 × 817,592.27
  4. Step 4: Simplify right side
    1,291,753.31x = 1,582,742,925,514.60
  5. Step 5: Solve for x
    x = 1,582,742,925,514.60/1,291,753.31
  6. Step 6: Final answer
    x = 1,225,267.18

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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.