Home / 1,505,277.87-2,077,299-816,955.68

Finding the Fourth Proportional to 1,505,277.87, 2,077,299 and 816,955.68

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Solution

The fourth proportional to 1,505,277.87, 2,077,299 and 816,955.68 is: 1,127,407.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,277.87 : 2,077,299 = 816,955.68 : x
  2. Step 2: Convert to fraction form
    1,505,277.87/2,077,299 = 816,955.68/x
  3. Step 3: Cross multiply
    1,505,277.87x = 2,077,299 × 816,955.68
  4. Step 4: Simplify right side
    1,505,277.87x = 1,697,061,217,108.32
  5. Step 5: Solve for x
    x = 1,697,061,217,108.32/1,505,277.87
  6. Step 6: Final answer
    x = 1,127,407.27

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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.