Home / 1,346,370.56-1,857,991.28-742,758.56

Finding the Fourth Proportional to 1,346,370.56, 1,857,991.28 and 742,758.56

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Solution

The fourth proportional to 1,346,370.56, 1,857,991.28 and 742,758.56 is: 1,025,006.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,370.56 : 1,857,991.28 = 742,758.56 : x
  2. Step 2: Convert to fraction form
    1,346,370.56/1,857,991.28 = 742,758.56/x
  3. Step 3: Cross multiply
    1,346,370.56x = 1,857,991.28 × 742,758.56
  4. Step 4: Simplify right side
    1,346,370.56x = 1,380,038,927,625.36
  5. Step 5: Solve for x
    x = 1,380,038,927,625.36/1,346,370.56
  6. Step 6: Final answer
    x = 1,025,006.76

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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.