Home / 2,837,627.20-4,256,440.80-1,887,918.40

Finding the Fourth Proportional to 2,837,627.20, 4,256,440.80 and 1,887,918.40

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Solution

The fourth proportional to 2,837,627.20, 4,256,440.80 and 1,887,918.40 is: 2,831,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837,627.20 : 4,256,440.80 = 1,887,918.40 : x
  2. Step 2: Convert to fraction form
    2,837,627.20/4,256,440.80 = 1,887,918.40/x
  3. Step 3: Cross multiply
    2,837,627.20x = 4,256,440.80 × 1,887,918.40
  4. Step 4: Simplify right side
    2,837,627.20x = 8,035,812,904,830.72
  5. Step 5: Solve for x
    x = 8,035,812,904,830.72/2,837,627.20
  6. Step 6: Final answer
    x = 2,831,877.60

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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.