Home / 1,202,162.78-1,658,984.64-692,897.96

Finding the Fourth Proportional to 1,202,162.78, 1,658,984.64 and 692,897.96

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Solution

The fourth proportional to 1,202,162.78, 1,658,984.64 and 692,897.96 is: 956,199.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,162.78 : 1,658,984.64 = 692,897.96 : x
  2. Step 2: Convert to fraction form
    1,202,162.78/1,658,984.64 = 692,897.96/x
  3. Step 3: Cross multiply
    1,202,162.78x = 1,658,984.64 × 692,897.96
  4. Step 4: Simplify right side
    1,202,162.78x = 1,149,507,072,727.33
  5. Step 5: Solve for x
    x = 1,149,507,072,727.33/1,202,162.78
  6. Step 6: Final answer
    x = 956,199.19

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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.