Home / 3,485,990.90-4,810,784.27-1,937,317.88

Finding the Fourth Proportional to 3,485,990.90, 4,810,784.27 and 1,937,317.88

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Solution

The fourth proportional to 3,485,990.90, 4,810,784.27 and 1,937,317.88 is: 2,673,563.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,990.90 : 4,810,784.27 = 1,937,317.88 : x
  2. Step 2: Convert to fraction form
    3,485,990.90/4,810,784.27 = 1,937,317.88/x
  3. Step 3: Cross multiply
    3,485,990.90x = 4,810,784.27 × 1,937,317.88
  4. Step 4: Simplify right side
    3,485,990.90x = 9,320,018,385,434.12
  5. Step 5: Solve for x
    x = 9,320,018,385,434.12/3,485,990.90
  6. Step 6: Final answer
    x = 2,673,563.60

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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.