Home / 1,047,232.74-1,570,939.32-289,074.36

Finding the Fourth Proportional to 1,047,232.74, 1,570,939.32 and 289,074.36

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Solution

The fourth proportional to 1,047,232.74, 1,570,939.32 and 289,074.36 is: 433,636.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,232.74 : 1,570,939.32 = 289,074.36 : x
  2. Step 2: Convert to fraction form
    1,047,232.74/1,570,939.32 = 289,074.36/x
  3. Step 3: Cross multiply
    1,047,232.74x = 1,570,939.32 × 289,074.36
  4. Step 4: Simplify right side
    1,047,232.74x = 454,118,278,527.84
  5. Step 5: Solve for x
    x = 454,118,278,527.84/1,047,232.74
  6. Step 6: Final answer
    x = 433,636.44

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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.