Home / 4,991,156.04-7,485,984.77-1,578,999.27

Finding the Fourth Proportional to 4,991,156.04, 7,485,984.77 and 1,578,999.27

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Solution

The fourth proportional to 4,991,156.04, 7,485,984.77 and 1,578,999.27 is: 2,368,261.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,156.04 : 7,485,984.77 = 1,578,999.27 : x
  2. Step 2: Convert to fraction form
    4,991,156.04/7,485,984.77 = 1,578,999.27/x
  3. Step 3: Cross multiply
    4,991,156.04x = 7,485,984.77 × 1,578,999.27
  4. Step 4: Simplify right side
    4,991,156.04x = 11,820,364,513,148.90
  5. Step 5: Solve for x
    x = 11,820,364,513,148.90/4,991,156.04
  6. Step 6: Final answer
    x = 2,368,261.87

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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.