Home / 1,076,422.14-1,486,973.43-1,019,735.10

Finding the Fourth Proportional to 1,076,422.14, 1,486,973.43 and 1,019,735.10

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Solution

The fourth proportional to 1,076,422.14, 1,486,973.43 and 1,019,735.10 is: 1,408,665.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,422.14 : 1,486,973.43 = 1,019,735.10 : x
  2. Step 2: Convert to fraction form
    1,076,422.14/1,486,973.43 = 1,019,735.10/x
  3. Step 3: Cross multiply
    1,076,422.14x = 1,486,973.43 × 1,019,735.10
  4. Step 4: Simplify right side
    1,076,422.14x = 1,516,318,999,338.39
  5. Step 5: Solve for x
    x = 1,516,318,999,338.39/1,076,422.14
  6. Step 6: Final answer
    x = 1,408,665.75

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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.