Home / 1,577,936.64-2,365,272-778,149.12

Finding the Fourth Proportional to 1,577,936.64, 2,365,272 and 778,149.12

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Solution

The fourth proportional to 1,577,936.64, 2,365,272 and 778,149.12 is: 1,166,418.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,936.64 : 2,365,272 = 778,149.12 : x
  2. Step 2: Convert to fraction form
    1,577,936.64/2,365,272 = 778,149.12/x
  3. Step 3: Cross multiply
    1,577,936.64x = 2,365,272 × 778,149.12
  4. Step 4: Simplify right side
    1,577,936.64x = 1,840,534,325,360.64
  5. Step 5: Solve for x
    x = 1,840,534,325,360.64/1,577,936.64
  6. Step 6: Final answer
    x = 1,166,418.40

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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.