Home / 1,621,094.45-2,429,237.03-660,376.44

Finding the Fourth Proportional to 1,621,094.45, 2,429,237.03 and 660,376.44

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Solution

The fourth proportional to 1,621,094.45, 2,429,237.03 and 660,376.44 is: 989,585.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,094.45 : 2,429,237.03 = 660,376.44 : x
  2. Step 2: Convert to fraction form
    1,621,094.45/2,429,237.03 = 660,376.44/x
  3. Step 3: Cross multiply
    1,621,094.45x = 2,429,237.03 × 660,376.44
  4. Step 4: Simplify right side
    1,621,094.45x = 1,604,210,901,787.57
  5. Step 5: Solve for x
    x = 1,604,210,901,787.57/1,621,094.45
  6. Step 6: Final answer
    x = 989,585.09

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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.