Home / 1,456,536.80-2,184,805.20-1,447,205.60

Finding the Fourth Proportional to 1,456,536.80, 2,184,805.20 and 1,447,205.60

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Solution

The fourth proportional to 1,456,536.80, 2,184,805.20 and 1,447,205.60 is: 2,170,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,536.80 : 2,184,805.20 = 1,447,205.60 : x
  2. Step 2: Convert to fraction form
    1,456,536.80/2,184,805.20 = 1,447,205.60/x
  3. Step 3: Cross multiply
    1,456,536.80x = 2,184,805.20 × 1,447,205.60
  4. Step 4: Simplify right side
    1,456,536.80x = 3,161,862,320,349.12
  5. Step 5: Solve for x
    x = 3,161,862,320,349.12/1,456,536.80
  6. Step 6: Final answer
    x = 2,170,808.40

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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.