Home / 947,807.70-1,421,711.55-589,085.03

Finding the Fourth Proportional to 947,807.70, 1,421,711.55 and 589,085.03

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Solution

The fourth proportional to 947,807.70, 1,421,711.55 and 589,085.03 is: 883,627.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,807.70 : 1,421,711.55 = 589,085.03 : x
  2. Step 2: Convert to fraction form
    947,807.70/1,421,711.55 = 589,085.03/x
  3. Step 3: Cross multiply
    947,807.70x = 1,421,711.55 × 589,085.03
  4. Step 4: Simplify right side
    947,807.70x = 837,508,983,974.54
  5. Step 5: Solve for x
    x = 837,508,983,974.54/947,807.70
  6. Step 6: Final answer
    x = 883,627.54

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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.