Home / 1,503,682.68-2,255,776.73-745,561.56

Finding the Fourth Proportional to 1,503,682.68, 2,255,776.73 and 745,561.56

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Solution

The fourth proportional to 1,503,682.68, 2,255,776.73 and 745,561.56 is: 1,118,467.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,682.68 : 2,255,776.73 = 745,561.56 : x
  2. Step 2: Convert to fraction form
    1,503,682.68/2,255,776.73 = 745,561.56/x
  3. Step 3: Cross multiply
    1,503,682.68x = 2,255,776.73 × 745,561.56
  4. Step 4: Simplify right side
    1,503,682.68x = 1,681,820,417,830.50
  5. Step 5: Solve for x
    x = 1,681,820,417,830.50/1,503,682.68
  6. Step 6: Final answer
    x = 1,118,467.64

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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.