Home / 972,013.80-1,458,020.70-867,037.80

Finding the Fourth Proportional to 972,013.80, 1,458,020.70 and 867,037.80

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Solution

The fourth proportional to 972,013.80, 1,458,020.70 and 867,037.80 is: 1,300,556.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,013.80 : 1,458,020.70 = 867,037.80 : x
  2. Step 2: Convert to fraction form
    972,013.80/1,458,020.70 = 867,037.80/x
  3. Step 3: Cross multiply
    972,013.80x = 1,458,020.70 × 867,037.80
  4. Step 4: Simplify right side
    972,013.80x = 1,264,159,060,082.46
  5. Step 5: Solve for x
    x = 1,264,159,060,082.46/972,013.80
  6. Step 6: Final answer
    x = 1,300,556.70

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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.