Home / 1,415,020.54-2,122,862.95-468,391.25

Finding the Fourth Proportional to 1,415,020.54, 2,122,862.95 and 468,391.25

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Solution

The fourth proportional to 1,415,020.54, 2,122,862.95 and 468,391.25 is: 702,696.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,020.54 : 2,122,862.95 = 468,391.25 : x
  2. Step 2: Convert to fraction form
    1,415,020.54/2,122,862.95 = 468,391.25/x
  3. Step 3: Cross multiply
    1,415,020.54x = 2,122,862.95 × 468,391.25
  4. Step 4: Simplify right side
    1,415,020.54x = 994,330,430,729.19
  5. Step 5: Solve for x
    x = 994,330,430,729.19/1,415,020.54
  6. Step 6: Final answer
    x = 702,696.82

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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.