Home / 3,487,762.53-4,813,131.02-1,917,995.61

Finding the Fourth Proportional to 3,487,762.53, 4,813,131.02 and 1,917,995.61

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Solution

The fourth proportional to 3,487,762.53, 4,813,131.02 and 1,917,995.61 is: 2,646,844.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487,762.53 : 4,813,131.02 = 1,917,995.61 : x
  2. Step 2: Convert to fraction form
    3,487,762.53/4,813,131.02 = 1,917,995.61/x
  3. Step 3: Cross multiply
    3,487,762.53x = 4,813,131.02 × 1,917,995.61
  4. Step 4: Simplify right side
    3,487,762.53x = 9,231,564,133,059.19
  5. Step 5: Solve for x
    x = 9,231,564,133,059.19/3,487,762.53
  6. Step 6: Final answer
    x = 2,646,844.24

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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.