Home / 2,136,555.48-2,947,975.08-1,264,957.38

Finding the Fourth Proportional to 2,136,555.48, 2,947,975.08 and 1,264,957.38

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Solution

The fourth proportional to 2,136,555.48, 2,947,975.08 and 1,264,957.38 is: 1,745,362.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,555.48 : 2,947,975.08 = 1,264,957.38 : x
  2. Step 2: Convert to fraction form
    2,136,555.48/2,947,975.08 = 1,264,957.38/x
  3. Step 3: Cross multiply
    2,136,555.48x = 2,947,975.08 × 1,264,957.38
  4. Step 4: Simplify right side
    2,136,555.48x = 3,729,062,833,502.09
  5. Step 5: Solve for x
    x = 3,729,062,833,502.09/2,136,555.48
  6. Step 6: Final answer
    x = 1,745,362.04

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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.