Home / 1,743,271.04-2,615,042.64-678,231.20

Finding the Fourth Proportional to 1,743,271.04, 2,615,042.64 and 678,231.20

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Solution

The fourth proportional to 1,743,271.04, 2,615,042.64 and 678,231.20 is: 1,017,399.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743,271.04 : 2,615,042.64 = 678,231.20 : x
  2. Step 2: Convert to fraction form
    1,743,271.04/2,615,042.64 = 678,231.20/x
  3. Step 3: Cross multiply
    1,743,271.04x = 2,615,042.64 × 678,231.20
  4. Step 4: Simplify right side
    1,743,271.04x = 1,773,603,507,778.37
  5. Step 5: Solve for x
    x = 1,773,603,507,778.37/1,743,271.04
  6. Step 6: Final answer
    x = 1,017,399.74

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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.