Home / 1,211,689.37-1,817,534.07-370,233.83

Finding the Fourth Proportional to 1,211,689.37, 1,817,534.07 and 370,233.83

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Solution

The fourth proportional to 1,211,689.37, 1,817,534.07 and 370,233.83 is: 555,350.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,689.37 : 1,817,534.07 = 370,233.83 : x
  2. Step 2: Convert to fraction form
    1,211,689.37/1,817,534.07 = 370,233.83/x
  3. Step 3: Cross multiply
    1,211,689.37x = 1,817,534.07 × 370,233.83
  4. Step 4: Simplify right side
    1,211,689.37x = 672,912,590,614.60
  5. Step 5: Solve for x
    x = 672,912,590,614.60/1,211,689.37
  6. Step 6: Final answer
    x = 555,350.74

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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.