Home / 1,164,894.68-1,608,050.64-783,142.88

Finding the Fourth Proportional to 1,164,894.68, 1,608,050.64 and 783,142.88

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Solution

The fourth proportional to 1,164,894.68, 1,608,050.64 and 783,142.88 is: 1,081,070.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,894.68 : 1,608,050.64 = 783,142.88 : x
  2. Step 2: Convert to fraction form
    1,164,894.68/1,608,050.64 = 783,142.88/x
  3. Step 3: Cross multiply
    1,164,894.68x = 1,608,050.64 × 783,142.88
  4. Step 4: Simplify right side
    1,164,894.68x = 1,259,333,409,395.44
  5. Step 5: Solve for x
    x = 1,259,333,409,395.44/1,164,894.68
  6. Step 6: Final answer
    x = 1,081,070.62

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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.