Home / 3,009,332.42-4,152,878.44-1,720,200.41

Finding the Fourth Proportional to 3,009,332.42, 4,152,878.44 and 1,720,200.41

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Solution

The fourth proportional to 3,009,332.42, 4,152,878.44 and 1,720,200.41 is: 2,373,876.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,332.42 : 4,152,878.44 = 1,720,200.41 : x
  2. Step 2: Convert to fraction form
    3,009,332.42/4,152,878.44 = 1,720,200.41/x
  3. Step 3: Cross multiply
    3,009,332.42x = 4,152,878.44 × 1,720,200.41
  4. Step 4: Simplify right side
    3,009,332.42x = 7,143,783,174,403.77
  5. Step 5: Solve for x
    x = 7,143,783,174,403.77/3,009,332.42
  6. Step 6: Final answer
    x = 2,373,876.39

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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.