Home / 2,999,035.02-4,134,363.20-2,138,100.60

Finding the Fourth Proportional to 2,999,035.02, 4,134,363.20 and 2,138,100.60

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Solution

The fourth proportional to 2,999,035.02, 4,134,363.20 and 2,138,100.60 is: 2,947,509.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,035.02 : 4,134,363.20 = 2,138,100.60 : x
  2. Step 2: Convert to fraction form
    2,999,035.02/4,134,363.20 = 2,138,100.60/x
  3. Step 3: Cross multiply
    2,999,035.02x = 4,134,363.20 × 2,138,100.60
  4. Step 4: Simplify right side
    2,999,035.02x = 8,839,684,438,537.92
  5. Step 5: Solve for x
    x = 8,839,684,438,537.92/2,999,035.02
  6. Step 6: Final answer
    x = 2,947,509.58

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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.