Home / 1,879,711.52-2,595,349.96-1,155,530.21

Finding the Fourth Proportional to 1,879,711.52, 2,595,349.96 and 1,155,530.21

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Solution

The fourth proportional to 1,879,711.52, 2,595,349.96 and 1,155,530.21 is: 1,595,460.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,711.52 : 2,595,349.96 = 1,155,530.21 : x
  2. Step 2: Convert to fraction form
    1,879,711.52/2,595,349.96 = 1,155,530.21/x
  3. Step 3: Cross multiply
    1,879,711.52x = 2,595,349.96 × 1,155,530.21
  4. Step 4: Simplify right side
    1,879,711.52x = 2,999,005,268,436.72
  5. Step 5: Solve for x
    x = 2,999,005,268,436.72/1,879,711.52
  6. Step 6: Final answer
    x = 1,595,460.39

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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.