Home / 1,558,026-2,150,075.88-842,634

Finding the Fourth Proportional to 1,558,026, 2,150,075.88 and 842,634

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Solution

The fourth proportional to 1,558,026, 2,150,075.88 and 842,634 is: 1,162,834.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,026 : 2,150,075.88 = 842,634 : x
  2. Step 2: Convert to fraction form
    1,558,026/2,150,075.88 = 842,634/x
  3. Step 3: Cross multiply
    1,558,026x = 2,150,075.88 × 842,634
  4. Step 4: Simplify right side
    1,558,026x = 1,811,727,039,067.92
  5. Step 5: Solve for x
    x = 1,811,727,039,067.92/1,558,026
  6. Step 6: Final answer
    x = 1,162,834.92

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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.