Home / 1,505,111.74-2,077,055.54-816,783.59

Finding the Fourth Proportional to 1,505,111.74, 2,077,055.54 and 816,783.59

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Solution

The fourth proportional to 1,505,111.74, 2,077,055.54 and 816,783.59 is: 1,127,162.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,111.74 : 2,077,055.54 = 816,783.59 : x
  2. Step 2: Convert to fraction form
    1,505,111.74/2,077,055.54 = 816,783.59/x
  3. Step 3: Cross multiply
    1,505,111.74x = 2,077,055.54 × 816,783.59
  4. Step 4: Simplify right side
    1,505,111.74x = 1,696,504,880,590.59
  5. Step 5: Solve for x
    x = 1,696,504,880,590.59/1,505,111.74
  6. Step 6: Final answer
    x = 1,127,162.08

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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.