Home / 3,424,619.25-4,725,916.65-1,896,693.57

Finding the Fourth Proportional to 3,424,619.25, 4,725,916.65 and 1,896,693.57

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Solution

The fourth proportional to 3,424,619.25, 4,725,916.65 and 1,896,693.57 is: 2,617,405.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424,619.25 : 4,725,916.65 = 1,896,693.57 : x
  2. Step 2: Convert to fraction form
    3,424,619.25/4,725,916.65 = 1,896,693.57/x
  3. Step 3: Cross multiply
    3,424,619.25x = 4,725,916.65 × 1,896,693.57
  4. Step 4: Simplify right side
    3,424,619.25x = 8,963,615,722,410.94
  5. Step 5: Solve for x
    x = 8,963,615,722,410.94/3,424,619.25
  6. Step 6: Final answer
    x = 2,617,405.05

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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.