Home / 1,255,420.35-1,733,313.87-964,513.44

Finding the Fourth Proportional to 1,255,420.35, 1,733,313.87 and 964,513.44

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Solution

The fourth proportional to 1,255,420.35, 1,733,313.87 and 964,513.44 is: 1,331,669.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,420.35 : 1,733,313.87 = 964,513.44 : x
  2. Step 2: Convert to fraction form
    1,255,420.35/1,733,313.87 = 964,513.44/x
  3. Step 3: Cross multiply
    1,255,420.35x = 1,733,313.87 × 964,513.44
  4. Step 4: Simplify right side
    1,255,420.35x = 1,671,804,523,353.41
  5. Step 5: Solve for x
    x = 1,671,804,523,353.41/1,255,420.35
  6. Step 6: Final answer
    x = 1,331,669.13

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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.