Home / 858,867.14-1,185,696.81-662,204.07

Finding the Fourth Proportional to 858,867.14, 1,185,696.81 and 662,204.07

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Solution

The fourth proportional to 858,867.14, 1,185,696.81 and 662,204.07 is: 914,196.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,867.14 : 1,185,696.81 = 662,204.07 : x
  2. Step 2: Convert to fraction form
    858,867.14/1,185,696.81 = 662,204.07/x
  3. Step 3: Cross multiply
    858,867.14x = 1,185,696.81 × 662,204.07
  4. Step 4: Simplify right side
    858,867.14x = 785,173,253,368.02
  5. Step 5: Solve for x
    x = 785,173,253,368.02/858,867.14
  6. Step 6: Final answer
    x = 914,196.40

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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.