Home / 1,354,600.26-1,869,370.04-742,808.88

Finding the Fourth Proportional to 1,354,600.26, 1,869,370.04 and 742,808.88

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Solution

The fourth proportional to 1,354,600.26, 1,869,370.04 and 742,808.88 is: 1,025,088.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,600.26 : 1,869,370.04 = 742,808.88 : x
  2. Step 2: Convert to fraction form
    1,354,600.26/1,869,370.04 = 742,808.88/x
  3. Step 3: Cross multiply
    1,354,600.26x = 1,869,370.04 × 742,808.88
  4. Step 4: Simplify right side
    1,354,600.26x = 1,388,584,665,717.96
  5. Step 5: Solve for x
    x = 1,388,584,665,717.96/1,354,600.26
  6. Step 6: Final answer
    x = 1,025,088.14

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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.