Home / 1,200,348.87-1,658,098.95-960,347.49

Finding the Fourth Proportional to 1,200,348.87, 1,658,098.95 and 960,347.49

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Solution

The fourth proportional to 1,200,348.87, 1,658,098.95 and 960,347.49 is: 1,326,573.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,348.87 : 1,658,098.95 = 960,347.49 : x
  2. Step 2: Convert to fraction form
    1,200,348.87/1,658,098.95 = 960,347.49/x
  3. Step 3: Cross multiply
    1,200,348.87x = 1,658,098.95 × 960,347.49
  4. Step 4: Simplify right side
    1,200,348.87x = 1,592,351,164,804.14
  5. Step 5: Solve for x
    x = 1,592,351,164,804.14/1,200,348.87
  6. Step 6: Final answer
    x = 1,326,573.64

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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.