Home / 1,219,857.61-1,683,407.46-676,002.37

Finding the Fourth Proportional to 1,219,857.61, 1,683,407.46 and 676,002.37

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Solution

The fourth proportional to 1,219,857.61, 1,683,407.46 and 676,002.37 is: 932,885.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,857.61 : 1,683,407.46 = 676,002.37 : x
  2. Step 2: Convert to fraction form
    1,219,857.61/1,683,407.46 = 676,002.37/x
  3. Step 3: Cross multiply
    1,219,857.61x = 1,683,407.46 × 676,002.37
  4. Step 4: Simplify right side
    1,219,857.61x = 1,137,987,432,635.68
  5. Step 5: Solve for x
    x = 1,137,987,432,635.68/1,219,857.61
  6. Step 6: Final answer
    x = 932,885.46

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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.