Home / 1,581,780.75-2,373,075.72-459,849.75

Finding the Fourth Proportional to 1,581,780.75, 2,373,075.72 and 459,849.75

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Solution

The fourth proportional to 1,581,780.75, 2,373,075.72 and 459,849.75 is: 689,892.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,780.75 : 2,373,075.72 = 459,849.75 : x
  2. Step 2: Convert to fraction form
    1,581,780.75/2,373,075.72 = 459,849.75/x
  3. Step 3: Cross multiply
    1,581,780.75x = 2,373,075.72 × 459,849.75
  4. Step 4: Simplify right side
    1,581,780.75x = 1,091,258,276,573.07
  5. Step 5: Solve for x
    x = 1,091,258,276,573.07/1,581,780.75
  6. Step 6: Final answer
    x = 689,892.25

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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.