Home / 1,426,113.77-2,139,174.30-361,155.95

Finding the Fourth Proportional to 1,426,113.77, 2,139,174.30 and 361,155.95

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Solution

The fourth proportional to 1,426,113.77, 2,139,174.30 and 361,155.95 is: 541,734.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,113.77 : 2,139,174.30 = 361,155.95 : x
  2. Step 2: Convert to fraction form
    1,426,113.77/2,139,174.30 = 361,155.95/x
  3. Step 3: Cross multiply
    1,426,113.77x = 2,139,174.30 × 361,155.95
  4. Step 4: Simplify right side
    1,426,113.77x = 772,575,515,836.21
  5. Step 5: Solve for x
    x = 772,575,515,836.21/1,426,113.77
  6. Step 6: Final answer
    x = 541,734.84

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1.5x scale

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.