Home / 3,989,225.52-5,983,838.01-997,409.52

Finding the Fourth Proportional to 3,989,225.52, 5,983,838.01 and 997,409.52

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Solution

The fourth proportional to 3,989,225.52, 5,983,838.01 and 997,409.52 is: 1,496,114.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,225.52 : 5,983,838.01 = 997,409.52 : x
  2. Step 2: Convert to fraction form
    3,989,225.52/5,983,838.01 = 997,409.52/x
  3. Step 3: Cross multiply
    3,989,225.52x = 5,983,838.01 × 997,409.52
  4. Step 4: Simplify right side
    3,989,225.52x = 5,968,336,997,311.86
  5. Step 5: Solve for x
    x = 5,968,336,997,311.86/3,989,225.52
  6. Step 6: Final answer
    x = 1,496,114.21

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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.