Home / 1,257,682.60-1,735,599.62-684,721.41

Finding the Fourth Proportional to 1,257,682.60, 1,735,599.62 and 684,721.41

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Solution

The fourth proportional to 1,257,682.60, 1,735,599.62 and 684,721.41 is: 944,914.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,682.60 : 1,735,599.62 = 684,721.41 : x
  2. Step 2: Convert to fraction form
    1,257,682.60/1,735,599.62 = 684,721.41/x
  3. Step 3: Cross multiply
    1,257,682.60x = 1,735,599.62 × 684,721.41
  4. Step 4: Simplify right side
    1,257,682.60x = 1,188,402,219,001.86
  5. Step 5: Solve for x
    x = 1,188,402,219,001.86/1,257,682.60
  6. Step 6: Final answer
    x = 944,914.26

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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.