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Finding the Fourth Proportional to 1,249,072, 1,873,659.84 and 362,608

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Solution

The fourth proportional to 1,249,072, 1,873,659.84 and 362,608 is: 543,927.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,072 : 1,873,659.84 = 362,608 : x
  2. Step 2: Convert to fraction form
    1,249,072/1,873,659.84 = 362,608/x
  3. Step 3: Cross multiply
    1,249,072x = 1,873,659.84 × 362,608
  4. Step 4: Simplify right side
    1,249,072x = 679,404,047,262.72
  5. Step 5: Solve for x
    x = 679,404,047,262.72/1,249,072
  6. Step 6: Final answer
    x = 543,927.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.