Home / 1,648,163.55-2,272,732.43-1,219,336.59

Finding the Fourth Proportional to 1,648,163.55, 2,272,732.43 and 1,219,336.59

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Solution

The fourth proportional to 1,648,163.55, 2,272,732.43 and 1,219,336.59 is: 1,681,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,163.55 : 2,272,732.43 = 1,219,336.59 : x
  2. Step 2: Convert to fraction form
    1,648,163.55/2,272,732.43 = 1,219,336.59/x
  3. Step 3: Cross multiply
    1,648,163.55x = 2,272,732.43 × 1,219,336.59
  4. Step 4: Simplify right side
    1,648,163.55x = 2,771,225,811,178.61
  5. Step 5: Solve for x
    x = 2,771,225,811,178.61/1,648,163.55
  6. Step 6: Final answer
    x = 1,681,402.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.