Home / 1,389,568.28-2,082,907.33-537,225.35

Finding the Fourth Proportional to 1,389,568.28, 2,082,907.33 and 537,225.35

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Solution

The fourth proportional to 1,389,568.28, 2,082,907.33 and 537,225.35 is: 805,279.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,568.28 : 2,082,907.33 = 537,225.35 : x
  2. Step 2: Convert to fraction form
    1,389,568.28/2,082,907.33 = 537,225.35/x
  3. Step 3: Cross multiply
    1,389,568.28x = 2,082,907.33 × 537,225.35
  4. Step 4: Simplify right side
    1,389,568.28x = 1,118,990,619,376.82
  5. Step 5: Solve for x
    x = 1,118,990,619,376.82/1,389,568.28
  6. Step 6: Final answer
    x = 805,279.33

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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.