Home / 1,317,317.22-1,816,894.73-1,133,868.02

Finding the Fourth Proportional to 1,317,317.22, 1,816,894.73 and 1,133,868.02

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Solution

The fourth proportional to 1,317,317.22, 1,816,894.73 and 1,133,868.02 is: 1,563,874.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,317.22 : 1,816,894.73 = 1,133,868.02 : x
  2. Step 2: Convert to fraction form
    1,317,317.22/1,816,894.73 = 1,133,868.02/x
  3. Step 3: Cross multiply
    1,317,317.22x = 1,816,894.73 × 1,133,868.02
  4. Step 4: Simplify right side
    1,317,317.22x = 2,060,118,815,299.72
  5. Step 5: Solve for x
    x = 2,060,118,815,299.72/1,317,317.22
  6. Step 6: Final answer
    x = 1,563,874.50

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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.