Home / 1,820,736.63-2,513,466.86-1,056,642.57

Finding the Fourth Proportional to 1,820,736.63, 2,513,466.86 and 1,056,642.57

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Solution

The fourth proportional to 1,820,736.63, 2,513,466.86 and 1,056,642.57 is: 1,458,660.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,736.63 : 2,513,466.86 = 1,056,642.57 : x
  2. Step 2: Convert to fraction form
    1,820,736.63/2,513,466.86 = 1,056,642.57/x
  3. Step 3: Cross multiply
    1,820,736.63x = 2,513,466.86 × 1,056,642.57
  4. Step 4: Simplify right side
    1,820,736.63x = 2,655,836,077,277.02
  5. Step 5: Solve for x
    x = 2,655,836,077,277.02/1,820,736.63
  6. Step 6: Final answer
    x = 1,458,660.21

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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.