Home / 1,266,975.51-1,748,454.44-723,100.38

Finding the Fourth Proportional to 1,266,975.51, 1,748,454.44 and 723,100.38

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Solution

The fourth proportional to 1,266,975.51, 1,748,454.44 and 723,100.38 is: 997,894.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,975.51 : 1,748,454.44 = 723,100.38 : x
  2. Step 2: Convert to fraction form
    1,266,975.51/1,748,454.44 = 723,100.38/x
  3. Step 3: Cross multiply
    1,266,975.51x = 1,748,454.44 × 723,100.38
  4. Step 4: Simplify right side
    1,266,975.51x = 1,264,308,066,361.19
  5. Step 5: Solve for x
    x = 1,264,308,066,361.19/1,266,975.51
  6. Step 6: Final answer
    x = 997,894.64

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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.