Home / 1,213,375.50-1,674,458.19-676,831.50

Finding the Fourth Proportional to 1,213,375.50, 1,674,458.19 and 676,831.50

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Solution

The fourth proportional to 1,213,375.50, 1,674,458.19 and 676,831.50 is: 934,027.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,375.50 : 1,674,458.19 = 676,831.50 : x
  2. Step 2: Convert to fraction form
    1,213,375.50/1,674,458.19 = 676,831.50/x
  3. Step 3: Cross multiply
    1,213,375.50x = 1,674,458.19 × 676,831.50
  4. Step 4: Simplify right side
    1,213,375.50x = 1,133,326,048,424.98
  5. Step 5: Solve for x
    x = 1,133,326,048,424.98/1,213,375.50
  6. Step 6: Final answer
    x = 934,027.47

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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.