Home / 972,055.60-1,458,083.40-853,957.60

Finding the Fourth Proportional to 972,055.60, 1,458,083.40 and 853,957.60

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Solution

The fourth proportional to 972,055.60, 1,458,083.40 and 853,957.60 is: 1,280,936.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,055.60 : 1,458,083.40 = 853,957.60 : x
  2. Step 2: Convert to fraction form
    972,055.60/1,458,083.40 = 853,957.60/x
  3. Step 3: Cross multiply
    972,055.60x = 1,458,083.40 × 853,957.60
  4. Step 4: Simplify right side
    972,055.60x = 1,245,141,400,863.84
  5. Step 5: Solve for x
    x = 1,245,141,400,863.84/972,055.60
  6. Step 6: Final answer
    x = 1,280,936.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.