Home / 1,542,719.76-2,315,572.26-744,563.22

Finding the Fourth Proportional to 1,542,719.76, 2,315,572.26 and 744,563.22

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Solution

The fourth proportional to 1,542,719.76, 2,315,572.26 and 744,563.22 is: 1,117,565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,719.76 : 2,315,572.26 = 744,563.22 : x
  2. Step 2: Convert to fraction form
    1,542,719.76/2,315,572.26 = 744,563.22/x
  3. Step 3: Cross multiply
    1,542,719.76x = 2,315,572.26 × 744,563.22
  4. Step 4: Simplify right side
    1,542,719.76x = 1,724,089,938,048.28
  5. Step 5: Solve for x
    x = 1,724,089,938,048.28/1,542,719.76
  6. Step 6: Final answer
    x = 1,117,565.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.