Home / 1,616,485.60-2,424,728.40-1,056,152.80

Finding the Fourth Proportional to 1,616,485.60, 2,424,728.40 and 1,056,152.80

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Solution

The fourth proportional to 1,616,485.60, 2,424,728.40 and 1,056,152.80 is: 1,584,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,485.60 : 2,424,728.40 = 1,056,152.80 : x
  2. Step 2: Convert to fraction form
    1,616,485.60/2,424,728.40 = 1,056,152.80/x
  3. Step 3: Cross multiply
    1,616,485.60x = 2,424,728.40 × 1,056,152.80
  4. Step 4: Simplify right side
    1,616,485.60x = 2,560,883,688,899.52
  5. Step 5: Solve for x
    x = 2,560,883,688,899.52/1,616,485.60
  6. Step 6: Final answer
    x = 1,584,229.20

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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.