Home / 1,475,855.89-2,035,985.25-863,633.11

Finding the Fourth Proportional to 1,475,855.89, 2,035,985.25 and 863,633.11

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Solution

The fourth proportional to 1,475,855.89, 2,035,985.25 and 863,633.11 is: 1,191,406.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,855.89 : 2,035,985.25 = 863,633.11 : x
  2. Step 2: Convert to fraction form
    1,475,855.89/2,035,985.25 = 863,633.11/x
  3. Step 3: Cross multiply
    1,475,855.89x = 2,035,985.25 × 863,633.11
  4. Step 4: Simplify right side
    1,475,855.89x = 1,758,344,273,776.98
  5. Step 5: Solve for x
    x = 1,758,344,273,776.98/1,475,855.89
  6. Step 6: Final answer
    x = 1,191,406.48

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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.