Home / 1,638,537.75-2,260,255.95-1,025,626.59

Finding the Fourth Proportional to 1,638,537.75, 2,260,255.95 and 1,025,626.59

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Solution

The fourth proportional to 1,638,537.75, 2,260,255.95 and 1,025,626.59 is: 1,414,784.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,537.75 : 2,260,255.95 = 1,025,626.59 : x
  2. Step 2: Convert to fraction form
    1,638,537.75/2,260,255.95 = 1,025,626.59/x
  3. Step 3: Cross multiply
    1,638,537.75x = 2,260,255.95 × 1,025,626.59
  4. Step 4: Simplify right side
    1,638,537.75x = 2,318,178,602,525.71
  5. Step 5: Solve for x
    x = 2,318,178,602,525.71/1,638,537.75
  6. Step 6: Final answer
    x = 1,414,784.98

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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.