Home / 1,346,100.32-1,857,489.36-742,449.44

Finding the Fourth Proportional to 1,346,100.32, 1,857,489.36 and 742,449.44

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Solution

The fourth proportional to 1,346,100.32, 1,857,489.36 and 742,449.44 is: 1,024,509.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,100.32 : 1,857,489.36 = 742,449.44 : x
  2. Step 2: Convert to fraction form
    1,346,100.32/1,857,489.36 = 742,449.44/x
  3. Step 3: Cross multiply
    1,346,100.32x = 1,857,489.36 × 742,449.44
  4. Step 4: Simplify right side
    1,346,100.32x = 1,379,091,935,137.96
  5. Step 5: Solve for x
    x = 1,379,091,935,137.96/1,346,100.32
  6. Step 6: Final answer
    x = 1,024,509.03

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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.