Home / 1,354,474.64-1,869,196.02-742,683.26

Finding the Fourth Proportional to 1,354,474.64, 1,869,196.02 and 742,683.26

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Solution

The fourth proportional to 1,354,474.64, 1,869,196.02 and 742,683.26 is: 1,024,914.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,474.64 : 1,869,196.02 = 742,683.26 : x
  2. Step 2: Convert to fraction form
    1,354,474.64/1,869,196.02 = 742,683.26/x
  3. Step 3: Cross multiply
    1,354,474.64x = 1,869,196.02 × 742,683.26
  4. Step 4: Simplify right side
    1,354,474.64x = 1,388,220,593,712.63
  5. Step 5: Solve for x
    x = 1,388,220,593,712.63/1,354,474.64
  6. Step 6: Final answer
    x = 1,024,914.42

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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.