Home / 874,437.36-1,311,459.16-570,735.96

Finding the Fourth Proportional to 874,437.36, 1,311,459.16 and 570,735.96

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Solution

The fourth proportional to 874,437.36, 1,311,459.16 and 570,735.96 is: 855,975.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,437.36 : 1,311,459.16 = 570,735.96 : x
  2. Step 2: Convert to fraction form
    874,437.36/1,311,459.16 = 570,735.96/x
  3. Step 3: Cross multiply
    874,437.36x = 1,311,459.16 × 570,735.96
  4. Step 4: Simplify right side
    874,437.36x = 748,496,902,683.39
  5. Step 5: Solve for x
    x = 748,496,902,683.39/874,437.36
  6. Step 6: Final answer
    x = 855,975.44

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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.