Home / 1,485,891-2,050,529.58-806,827.50

Finding the Fourth Proportional to 1,485,891, 2,050,529.58 and 806,827.50

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Solution

The fourth proportional to 1,485,891, 2,050,529.58 and 806,827.50 is: 1,113,421.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,891 : 2,050,529.58 = 806,827.50 : x
  2. Step 2: Convert to fraction form
    1,485,891/2,050,529.58 = 806,827.50/x
  3. Step 3: Cross multiply
    1,485,891x = 2,050,529.58 × 806,827.50
  4. Step 4: Simplify right side
    1,485,891x = 1,654,423,654,707.45
  5. Step 5: Solve for x
    x = 1,654,423,654,707.45/1,485,891
  6. Step 6: Final answer
    x = 1,113,421.95

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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.