Home / 1,100,925.54-1,519,155.77-617,391.18

Finding the Fourth Proportional to 1,100,925.54, 1,519,155.77 and 617,391.18

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Solution

The fourth proportional to 1,100,925.54, 1,519,155.77 and 617,391.18 is: 851,931.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,925.54 : 1,519,155.77 = 617,391.18 : x
  2. Step 2: Convert to fraction form
    1,100,925.54/1,519,155.77 = 617,391.18/x
  3. Step 3: Cross multiply
    1,100,925.54x = 1,519,155.77 × 617,391.18
  4. Step 4: Simplify right side
    1,100,925.54x = 937,913,373,444.11
  5. Step 5: Solve for x
    x = 937,913,373,444.11/1,100,925.54
  6. Step 6: Final answer
    x = 851,931.71

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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.