Home / 1,383,596.37-2,075,283.75-615,331.95

Finding the Fourth Proportional to 1,383,596.37, 2,075,283.75 and 615,331.95

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Solution

The fourth proportional to 1,383,596.37, 2,075,283.75 and 615,331.95 is: 922,948.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,596.37 : 2,075,283.75 = 615,331.95 : x
  2. Step 2: Convert to fraction form
    1,383,596.37/2,075,283.75 = 615,331.95/x
  3. Step 3: Cross multiply
    1,383,596.37x = 2,075,283.75 × 615,331.95
  4. Step 4: Simplify right side
    1,383,596.37x = 1,276,988,396,690.81
  5. Step 5: Solve for x
    x = 1,276,988,396,690.81/1,383,596.37
  6. Step 6: Final answer
    x = 922,948.65

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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.