Home / 1,285,285.05-1,927,927.46-565,626.76

Finding the Fourth Proportional to 1,285,285.05, 1,927,927.46 and 565,626.76

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Solution

The fourth proportional to 1,285,285.05, 1,927,927.46 and 565,626.76 is: 848,440.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,285.05 : 1,927,927.46 = 565,626.76 : x
  2. Step 2: Convert to fraction form
    1,285,285.05/1,927,927.46 = 565,626.76/x
  3. Step 3: Cross multiply
    1,285,285.05x = 1,927,927.46 × 565,626.76
  4. Step 4: Simplify right side
    1,285,285.05x = 1,090,487,360,016.11
  5. Step 5: Solve for x
    x = 1,090,487,360,016.11/1,285,285.05
  6. Step 6: Final answer
    x = 848,440.08

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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.