Home / 1,312,881.60-1,968,544.80-683,025.60

Finding the Fourth Proportional to 1,312,881.60, 1,968,544.80 and 683,025.60

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Solution

The fourth proportional to 1,312,881.60, 1,968,544.80 and 683,025.60 is: 1,024,133.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,881.60 : 1,968,544.80 = 683,025.60 : x
  2. Step 2: Convert to fraction form
    1,312,881.60/1,968,544.80 = 683,025.60/x
  3. Step 3: Cross multiply
    1,312,881.60x = 1,968,544.80 × 683,025.60
  4. Step 4: Simplify right side
    1,312,881.60x = 1,344,566,493,146.88
  5. Step 5: Solve for x
    x = 1,344,566,493,146.88/1,312,881.60
  6. Step 6: Final answer
    x = 1,024,133.85

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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.