Home / 1,142,659.42-1,712,512.90-543,804.14

Finding the Fourth Proportional to 1,142,659.42, 1,712,512.90 and 543,804.14

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Solution

The fourth proportional to 1,142,659.42, 1,712,512.90 and 543,804.14 is: 815,003.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,659.42 : 1,712,512.90 = 543,804.14 : x
  2. Step 2: Convert to fraction form
    1,142,659.42/1,712,512.90 = 543,804.14/x
  3. Step 3: Cross multiply
    1,142,659.42x = 1,712,512.90 × 543,804.14
  4. Step 4: Simplify right side
    1,142,659.42x = 931,271,609,784.44
  5. Step 5: Solve for x
    x = 931,271,609,784.44/1,142,659.42
  6. Step 6: Final answer
    x = 815,003.66

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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.