Home / 891,374.10-1,336,361.31-610,038.42

Finding the Fourth Proportional to 891,374.10, 1,336,361.31 and 610,038.42

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Solution

The fourth proportional to 891,374.10, 1,336,361.31 and 610,038.42 is: 914,578.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,374.10 : 1,336,361.31 = 610,038.42 : x
  2. Step 2: Convert to fraction form
    891,374.10/1,336,361.31 = 610,038.42/x
  3. Step 3: Cross multiply
    891,374.10x = 1,336,361.31 × 610,038.42
  4. Step 4: Simplify right side
    891,374.10x = 815,231,742,101.53
  5. Step 5: Solve for x
    x = 815,231,742,101.53/891,374.10
  6. Step 6: Final answer
    x = 914,578.67

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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.