Home / 1,123,915.18-1,549,967.73-736,589.53

Finding the Fourth Proportional to 1,123,915.18, 1,549,967.73 and 736,589.53

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Solution

The fourth proportional to 1,123,915.18, 1,549,967.73 and 736,589.53 is: 1,015,815.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,915.18 : 1,549,967.73 = 736,589.53 : x
  2. Step 2: Convert to fraction form
    1,123,915.18/1,549,967.73 = 736,589.53/x
  3. Step 3: Cross multiply
    1,123,915.18x = 1,549,967.73 × 736,589.53
  4. Step 4: Simplify right side
    1,123,915.18x = 1,141,689,994,006.03
  5. Step 5: Solve for x
    x = 1,141,689,994,006.03/1,123,915.18
  6. Step 6: Final answer
    x = 1,015,815.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.