Home / 972,426.70-1,458,640.05-854,328.70

Finding the Fourth Proportional to 972,426.70, 1,458,640.05 and 854,328.70

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Solution

The fourth proportional to 972,426.70, 1,458,640.05 and 854,328.70 is: 1,281,493.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,426.70 : 1,458,640.05 = 854,328.70 : x
  2. Step 2: Convert to fraction form
    972,426.70/1,458,640.05 = 854,328.70/x
  3. Step 3: Cross multiply
    972,426.70x = 1,458,640.05 × 854,328.70
  4. Step 4: Simplify right side
    972,426.70x = 1,246,158,057,684.44
  5. Step 5: Solve for x
    x = 1,246,158,057,684.44/972,426.70
  6. Step 6: Final answer
    x = 1,281,493.05

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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.