Home / 972,054.80-1,458,082.20-867,078.80

Finding the Fourth Proportional to 972,054.80, 1,458,082.20 and 867,078.80

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Solution

The fourth proportional to 972,054.80, 1,458,082.20 and 867,078.80 is: 1,300,618.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,054.80 : 1,458,082.20 = 867,078.80 : x
  2. Step 2: Convert to fraction form
    972,054.80/1,458,082.20 = 867,078.80/x
  3. Step 3: Cross multiply
    972,054.80x = 1,458,082.20 × 867,078.80
  4. Step 4: Simplify right side
    972,054.80x = 1,264,272,164,277.36
  5. Step 5: Solve for x
    x = 1,264,272,164,277.36/972,054.80
  6. Step 6: Final answer
    x = 1,300,618.20

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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.