Home / 1,535,913.55-2,119,561.59-856,850.05

Finding the Fourth Proportional to 1,535,913.55, 2,119,561.59 and 856,850.05

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Solution

The fourth proportional to 1,535,913.55, 2,119,561.59 and 856,850.05 is: 1,182,453.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,913.55 : 2,119,561.59 = 856,850.05 : x
  2. Step 2: Convert to fraction form
    1,535,913.55/2,119,561.59 = 856,850.05/x
  3. Step 3: Cross multiply
    1,535,913.55x = 2,119,561.59 × 856,850.05
  4. Step 4: Simplify right side
    1,535,913.55x = 1,816,146,454,369.58
  5. Step 5: Solve for x
    x = 1,816,146,454,369.58/1,535,913.55
  6. Step 6: Final answer
    x = 1,182,453.57

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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.