Home / 1,135,014.63-1,698,316.52-909,691.66

Finding the Fourth Proportional to 1,135,014.63, 1,698,316.52 and 909,691.66

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Solution

The fourth proportional to 1,135,014.63, 1,698,316.52 and 909,691.66 is: 1,361,166.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,014.63 : 1,698,316.52 = 909,691.66 : x
  2. Step 2: Convert to fraction form
    1,135,014.63/1,698,316.52 = 909,691.66/x
  3. Step 3: Cross multiply
    1,135,014.63x = 1,698,316.52 × 909,691.66
  4. Step 4: Simplify right side
    1,135,014.63x = 1,544,944,369,735.77
  5. Step 5: Solve for x
    x = 1,544,944,369,735.77/1,135,014.63
  6. Step 6: Final answer
    x = 1,361,166.93

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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.