Home / 1,038,629.55-1,557,944.33-684,043.95

Finding the Fourth Proportional to 1,038,629.55, 1,557,944.33 and 684,043.95

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Solution

The fourth proportional to 1,038,629.55, 1,557,944.33 and 684,043.95 is: 1,026,065.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,629.55 : 1,557,944.33 = 684,043.95 : x
  2. Step 2: Convert to fraction form
    1,038,629.55/1,557,944.33 = 684,043.95/x
  3. Step 3: Cross multiply
    1,038,629.55x = 1,557,944.33 × 684,043.95
  4. Step 4: Simplify right side
    1,038,629.55x = 1,065,702,389,953.08
  5. Step 5: Solve for x
    x = 1,065,702,389,953.08/1,038,629.55
  6. Step 6: Final answer
    x = 1,026,065.93

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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.