Home / 3,437,787.03-4,743,868.40-1,987,575.94

Finding the Fourth Proportional to 3,437,787.03, 4,743,868.40 and 1,987,575.94

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Solution

The fourth proportional to 3,437,787.03, 4,743,868.40 and 1,987,575.94 is: 2,742,694.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437,787.03 : 4,743,868.40 = 1,987,575.94 : x
  2. Step 2: Convert to fraction form
    3,437,787.03/4,743,868.40 = 1,987,575.94/x
  3. Step 3: Cross multiply
    3,437,787.03x = 4,743,868.40 × 1,987,575.94
  4. Step 4: Simplify right side
    3,437,787.03x = 9,428,798,683,748.86
  5. Step 5: Solve for x
    x = 9,428,798,683,748.86/3,437,787.03
  6. Step 6: Final answer
    x = 2,742,694.24

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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.