Home / 1,191,709.10-1,785,170.24-551,114.93

Finding the Fourth Proportional to 1,191,709.10, 1,785,170.24 and 551,114.93

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Solution

The fourth proportional to 1,191,709.10, 1,785,170.24 and 551,114.93 is: 825,565.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,709.10 : 1,785,170.24 = 551,114.93 : x
  2. Step 2: Convert to fraction form
    1,191,709.10/1,785,170.24 = 551,114.93/x
  3. Step 3: Cross multiply
    1,191,709.10x = 1,785,170.24 × 551,114.93
  4. Step 4: Simplify right side
    1,191,709.10x = 983,833,971,855.68
  5. Step 5: Solve for x
    x = 983,833,971,855.68/1,191,709.10
  6. Step 6: Final answer
    x = 825,565.54

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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.