Home / 2,820,607.02-3,885,465.32-2,405,792.46

Finding the Fourth Proportional to 2,820,607.02, 3,885,465.32 and 2,405,792.46

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Solution

The fourth proportional to 2,820,607.02, 3,885,465.32 and 2,405,792.46 is: 3,314,046.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,607.02 : 3,885,465.32 = 2,405,792.46 : x
  2. Step 2: Convert to fraction form
    2,820,607.02/3,885,465.32 = 2,405,792.46/x
  3. Step 3: Cross multiply
    2,820,607.02x = 3,885,465.32 × 2,405,792.46
  4. Step 4: Simplify right side
    2,820,607.02x = 9,347,623,170,447.49
  5. Step 5: Solve for x
    x = 9,347,623,170,447.49/2,820,607.02
  6. Step 6: Final answer
    x = 3,314,046.62

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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.