Home / 1,941,656.40-2,679,498.30-1,082,271.18

Finding the Fourth Proportional to 1,941,656.40, 2,679,498.30 and 1,082,271.18

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Solution

The fourth proportional to 1,941,656.40, 2,679,498.30 and 1,082,271.18 is: 1,493,541.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,656.40 : 2,679,498.30 = 1,082,271.18 : x
  2. Step 2: Convert to fraction form
    1,941,656.40/2,679,498.30 = 1,082,271.18/x
  3. Step 3: Cross multiply
    1,941,656.40x = 2,679,498.30 × 1,082,271.18
  4. Step 4: Simplify right side
    1,941,656.40x = 2,899,943,786,948.99
  5. Step 5: Solve for x
    x = 2,899,943,786,948.99/1,941,656.40
  6. Step 6: Final answer
    x = 1,493,541.18

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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.