Home / 1,362,388.14-2,039,927.52-761,638.32

Finding the Fourth Proportional to 1,362,388.14, 2,039,927.52 and 761,638.32

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Solution

The fourth proportional to 1,362,388.14, 2,039,927.52 and 761,638.32 is: 1,140,414.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,388.14 : 2,039,927.52 = 761,638.32 : x
  2. Step 2: Convert to fraction form
    1,362,388.14/2,039,927.52 = 761,638.32/x
  3. Step 3: Cross multiply
    1,362,388.14x = 2,039,927.52 × 761,638.32
  4. Step 4: Simplify right side
    1,362,388.14x = 1,553,686,969,254.57
  5. Step 5: Solve for x
    x = 1,553,686,969,254.57/1,362,388.14
  6. Step 6: Final answer
    x = 1,140,414.34

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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.