Home / 903,143.66-1,355,871.55-775,874.18

Finding the Fourth Proportional to 903,143.66, 1,355,871.55 and 775,874.18

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Solution

The fourth proportional to 903,143.66, 1,355,871.55 and 775,874.18 is: 1,164,804.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,143.66 : 1,355,871.55 = 775,874.18 : x
  2. Step 2: Convert to fraction form
    903,143.66/1,355,871.55 = 775,874.18/x
  3. Step 3: Cross multiply
    903,143.66x = 1,355,871.55 × 775,874.18
  4. Step 4: Simplify right side
    903,143.66x = 1,051,985,720,262.22
  5. Step 5: Solve for x
    x = 1,051,985,720,262.22/903,143.66
  6. Step 6: Final answer
    x = 1,164,804.41

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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.