Home / 2,989,342.20-4,484,013.30-1,095,837.60

Finding the Fourth Proportional to 2,989,342.20, 4,484,013.30 and 1,095,837.60

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Solution

The fourth proportional to 2,989,342.20, 4,484,013.30 and 1,095,837.60 is: 1,643,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,342.20 : 4,484,013.30 = 1,095,837.60 : x
  2. Step 2: Convert to fraction form
    2,989,342.20/4,484,013.30 = 1,095,837.60/x
  3. Step 3: Cross multiply
    2,989,342.20x = 4,484,013.30 × 1,095,837.60
  4. Step 4: Simplify right side
    2,989,342.20x = 4,913,750,373,040.08
  5. Step 5: Solve for x
    x = 4,913,750,373,040.08/2,989,342.20
  6. Step 6: Final answer
    x = 1,643,756.40

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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.