Home / 1,257,898.41-1,886,863.95-359,369.46

Finding the Fourth Proportional to 1,257,898.41, 1,886,863.95 and 359,369.46

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Solution

The fourth proportional to 1,257,898.41, 1,886,863.95 and 359,369.46 is: 539,058.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,898.41 : 1,886,863.95 = 359,369.46 : x
  2. Step 2: Convert to fraction form
    1,257,898.41/1,886,863.95 = 359,369.46/x
  3. Step 3: Cross multiply
    1,257,898.41x = 1,886,863.95 × 359,369.46
  4. Step 4: Simplify right side
    1,257,898.41x = 678,081,278,804.97
  5. Step 5: Solve for x
    x = 678,081,278,804.97/1,257,898.41
  6. Step 6: Final answer
    x = 539,058.86

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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.