Home / 1,257,628.16-1,735,483.52-684,657.92

Finding the Fourth Proportional to 1,257,628.16, 1,735,483.52 and 684,657.92

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Solution

The fourth proportional to 1,257,628.16, 1,735,483.52 and 684,657.92 is: 944,804.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,628.16 : 1,735,483.52 = 684,657.92 : x
  2. Step 2: Convert to fraction form
    1,257,628.16/1,735,483.52 = 684,657.92/x
  3. Step 3: Cross multiply
    1,257,628.16x = 1,735,483.52 × 684,657.92
  4. Step 4: Simplify right side
    1,257,628.16x = 1,188,212,536,997.48
  5. Step 5: Solve for x
    x = 1,188,212,536,997.48/1,257,628.16
  6. Step 6: Final answer
    x = 944,804.33

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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.