Home / 1,166,911.80-1,750,367.70-970,081.80

Finding the Fourth Proportional to 1,166,911.80, 1,750,367.70 and 970,081.80

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Solution

The fourth proportional to 1,166,911.80, 1,750,367.70 and 970,081.80 is: 1,455,122.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,911.80 : 1,750,367.70 = 970,081.80 : x
  2. Step 2: Convert to fraction form
    1,166,911.80/1,750,367.70 = 970,081.80/x
  3. Step 3: Cross multiply
    1,166,911.80x = 1,750,367.70 × 970,081.80
  4. Step 4: Simplify right side
    1,166,911.80x = 1,697,999,849,077.86
  5. Step 5: Solve for x
    x = 1,697,999,849,077.86/1,166,911.80
  6. Step 6: Final answer
    x = 1,455,122.70

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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.