Home / 1,311,632.64-1,965,075.84-602,254.08

Finding the Fourth Proportional to 1,311,632.64, 1,965,075.84 and 602,254.08

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Solution

The fourth proportional to 1,311,632.64, 1,965,075.84 and 602,254.08 is: 902,291.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,632.64 : 1,965,075.84 = 602,254.08 : x
  2. Step 2: Convert to fraction form
    1,311,632.64/1,965,075.84 = 602,254.08/x
  3. Step 3: Cross multiply
    1,311,632.64x = 1,965,075.84 × 602,254.08
  4. Step 4: Simplify right side
    1,311,632.64x = 1,183,474,942,149.43
  5. Step 5: Solve for x
    x = 1,183,474,942,149.43/1,311,632.64
  6. Step 6: Final answer
    x = 902,291.47

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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.