Home / 1,524,271.40-2,286,405.90-459,313.47

Finding the Fourth Proportional to 1,524,271.40, 2,286,405.90 and 459,313.47

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Solution

The fourth proportional to 1,524,271.40, 2,286,405.90 and 459,313.47 is: 688,969.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524,271.40 : 2,286,405.90 = 459,313.47 : x
  2. Step 2: Convert to fraction form
    1,524,271.40/2,286,405.90 = 459,313.47/x
  3. Step 3: Cross multiply
    1,524,271.40x = 2,286,405.90 × 459,313.47
  4. Step 4: Simplify right side
    1,524,271.40x = 1,050,177,027,757.47
  5. Step 5: Solve for x
    x = 1,050,177,027,757.47/1,524,271.40
  6. Step 6: Final answer
    x = 688,969.84

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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.