Home / 2,989,262.40-4,484,644.56-859,350.32

Finding the Fourth Proportional to 2,989,262.40, 4,484,644.56 and 859,350.32

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Solution

The fourth proportional to 2,989,262.40, 4,484,644.56 and 859,350.32 is: 1,289,241.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,262.40 : 4,484,644.56 = 859,350.32 : x
  2. Step 2: Convert to fraction form
    2,989,262.40/4,484,644.56 = 859,350.32/x
  3. Step 3: Cross multiply
    2,989,262.40x = 4,484,644.56 × 859,350.32
  4. Step 4: Simplify right side
    2,989,262.40x = 3,853,880,737,722.26
  5. Step 5: Solve for x
    x = 3,853,880,737,722.26/2,989,262.40
  6. Step 6: Final answer
    x = 1,289,241.37

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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.