Home / 1,047,482.46-1,571,222.07-289,321.92

Finding the Fourth Proportional to 1,047,482.46, 1,571,222.07 and 289,321.92

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Solution

The fourth proportional to 1,047,482.46, 1,571,222.07 and 289,321.92 is: 433,982.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,482.46 : 1,571,222.07 = 289,321.92 : x
  2. Step 2: Convert to fraction form
    1,047,482.46/1,571,222.07 = 289,321.92/x
  3. Step 3: Cross multiply
    1,047,482.46x = 1,571,222.07 × 289,321.92
  4. Step 4: Simplify right side
    1,047,482.46x = 454,588,986,038.77
  5. Step 5: Solve for x
    x = 454,588,986,038.77/1,047,482.46
  6. Step 6: Final answer
    x = 433,982.43

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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.