Home / 1,993,014.01-2,748,942.36-1,330,392.20

Finding the Fourth Proportional to 1,993,014.01, 2,748,942.36 and 1,330,392.20

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Solution

The fourth proportional to 1,993,014.01, 2,748,942.36 and 1,330,392.20 is: 1,834,995.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,014.01 : 2,748,942.36 = 1,330,392.20 : x
  2. Step 2: Convert to fraction form
    1,993,014.01/2,748,942.36 = 1,330,392.20/x
  3. Step 3: Cross multiply
    1,993,014.01x = 2,748,942.36 × 1,330,392.20
  4. Step 4: Simplify right side
    1,993,014.01x = 3,657,171,460,248.88
  5. Step 5: Solve for x
    x = 3,657,171,460,248.88/1,993,014.01
  6. Step 6: Final answer
    x = 1,834,995.36

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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.