Home / 2,017,855.20-3,026,782.80-1,304,018.40

Finding the Fourth Proportional to 2,017,855.20, 3,026,782.80 and 1,304,018.40

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Solution

The fourth proportional to 2,017,855.20, 3,026,782.80 and 1,304,018.40 is: 1,956,027.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017,855.20 : 3,026,782.80 = 1,304,018.40 : x
  2. Step 2: Convert to fraction form
    2,017,855.20/3,026,782.80 = 1,304,018.40/x
  3. Step 3: Cross multiply
    2,017,855.20x = 3,026,782.80 × 1,304,018.40
  4. Step 4: Simplify right side
    2,017,855.20x = 3,946,980,464,003.52
  5. Step 5: Solve for x
    x = 3,946,980,464,003.52/2,017,855.20
  6. Step 6: Final answer
    x = 1,956,027.60

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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.