Home / 1,219,850.60-1,683,447.36-675,985.16

Finding the Fourth Proportional to 1,219,850.60, 1,683,447.36 and 675,985.16

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Solution

The fourth proportional to 1,219,850.60, 1,683,447.36 and 675,985.16 is: 932,889.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,850.60 : 1,683,447.36 = 675,985.16 : x
  2. Step 2: Convert to fraction form
    1,219,850.60/1,683,447.36 = 675,985.16/x
  3. Step 3: Cross multiply
    1,219,850.60x = 1,683,447.36 × 675,985.16
  4. Step 4: Simplify right side
    1,219,850.60x = 1,137,985,433,001.18
  5. Step 5: Solve for x
    x = 1,137,985,433,001.18/1,219,850.60
  6. Step 6: Final answer
    x = 932,889.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.