Home / 1,589,509.20-2,378,820.60-958,875.60

Finding the Fourth Proportional to 1,589,509.20, 2,378,820.60 and 958,875.60

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Solution

The fourth proportional to 1,589,509.20, 2,378,820.60 and 958,875.60 is: 1,435,029.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,509.20 : 2,378,820.60 = 958,875.60 : x
  2. Step 2: Convert to fraction form
    1,589,509.20/2,378,820.60 = 958,875.60/x
  3. Step 3: Cross multiply
    1,589,509.20x = 2,378,820.60 × 958,875.60
  4. Step 4: Simplify right side
    1,589,509.20x = 2,280,993,030,117.36
  5. Step 5: Solve for x
    x = 2,280,993,030,117.36/1,589,509.20
  6. Step 6: Final answer
    x = 1,435,029.78

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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.