Home / 1,354,424.50-1,869,093.25-742,611.25

Finding the Fourth Proportional to 1,354,424.50, 1,869,093.25 and 742,611.25

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Solution

The fourth proportional to 1,354,424.50, 1,869,093.25 and 742,611.25 is: 1,024,796.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,424.50 : 1,869,093.25 = 742,611.25 : x
  2. Step 2: Convert to fraction form
    1,354,424.50/1,869,093.25 = 742,611.25/x
  3. Step 3: Cross multiply
    1,354,424.50x = 1,869,093.25 × 742,611.25
  4. Step 4: Simplify right side
    1,354,424.50x = 1,388,009,674,749.06
  5. Step 5: Solve for x
    x = 1,388,009,674,749.06/1,354,424.50
  6. Step 6: Final answer
    x = 1,024,796.64

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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.