Home / 1,583,675.68-2,185,378.32-939,156.64

Finding the Fourth Proportional to 1,583,675.68, 2,185,378.32 and 939,156.64

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Solution

The fourth proportional to 1,583,675.68, 2,185,378.32 and 939,156.64 is: 1,295,980.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,675.68 : 2,185,378.32 = 939,156.64 : x
  2. Step 2: Convert to fraction form
    1,583,675.68/2,185,378.32 = 939,156.64/x
  3. Step 3: Cross multiply
    1,583,675.68x = 2,185,378.32 × 939,156.64
  4. Step 4: Simplify right side
    1,583,675.68x = 2,052,412,560,140.04
  5. Step 5: Solve for x
    x = 2,052,412,560,140.04/1,583,675.68
  6. Step 6: Final answer
    x = 1,295,980.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.