Home / 1,257,023.08-1,734,667.62-684,075.88

Finding the Fourth Proportional to 1,257,023.08, 1,734,667.62 and 684,075.88

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Solution

The fourth proportional to 1,257,023.08, 1,734,667.62 and 684,075.88 is: 944,011.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,023.08 : 1,734,667.62 = 684,075.88 : x
  2. Step 2: Convert to fraction form
    1,257,023.08/1,734,667.62 = 684,075.88/x
  3. Step 3: Cross multiply
    1,257,023.08x = 1,734,667.62 × 684,075.88
  4. Step 4: Simplify right side
    1,257,023.08x = 1,186,644,278,659.01
  5. Step 5: Solve for x
    x = 1,186,644,278,659.01/1,257,023.08
  6. Step 6: Final answer
    x = 944,011.53

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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.