Home / 1,825,490.34-2,518,405.29-1,222,072.74

Finding the Fourth Proportional to 1,825,490.34, 2,518,405.29 and 1,222,072.74

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Solution

The fourth proportional to 1,825,490.34, 2,518,405.29 and 1,222,072.74 is: 1,685,943.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,490.34 : 2,518,405.29 = 1,222,072.74 : x
  2. Step 2: Convert to fraction form
    1,825,490.34/2,518,405.29 = 1,222,072.74/x
  3. Step 3: Cross multiply
    1,825,490.34x = 2,518,405.29 × 1,222,072.74
  4. Step 4: Simplify right side
    1,825,490.34x = 3,077,674,453,180.79
  5. Step 5: Solve for x
    x = 3,077,674,453,180.79/1,825,490.34
  6. Step 6: Final answer
    x = 1,685,943.98

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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.