Home / 1,963,622.40-2,945,433.60-1,018,838.40

Finding the Fourth Proportional to 1,963,622.40, 2,945,433.60 and 1,018,838.40

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Solution

The fourth proportional to 1,963,622.40, 2,945,433.60 and 1,018,838.40 is: 1,528,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,622.40 : 2,945,433.60 = 1,018,838.40 : x
  2. Step 2: Convert to fraction form
    1,963,622.40/2,945,433.60 = 1,018,838.40/x
  3. Step 3: Cross multiply
    1,963,622.40x = 2,945,433.60 × 1,018,838.40
  4. Step 4: Simplify right side
    1,963,622.40x = 3,000,920,856,330.24
  5. Step 5: Solve for x
    x = 3,000,920,856,330.24/1,963,622.40
  6. Step 6: Final answer
    x = 1,528,257.60

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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.