Home / 1,348,611.03-2,023,051.84-389,090.40

Finding the Fourth Proportional to 1,348,611.03, 2,023,051.84 and 389,090.40

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Solution

The fourth proportional to 1,348,611.03, 2,023,051.84 and 389,090.40 is: 583,674.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,611.03 : 2,023,051.84 = 389,090.40 : x
  2. Step 2: Convert to fraction form
    1,348,611.03/2,023,051.84 = 389,090.40/x
  3. Step 3: Cross multiply
    1,348,611.03x = 2,023,051.84 × 389,090.40
  4. Step 4: Simplify right side
    1,348,611.03x = 787,150,049,646.34
  5. Step 5: Solve for x
    x = 787,150,049,646.34/1,348,611.03
  6. Step 6: Final answer
    x = 583,674.63

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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.