Home / 1,943,365.18-2,681,831-1,072,244.74

Finding the Fourth Proportional to 1,943,365.18, 2,681,831 and 1,072,244.74

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Solution

The fourth proportional to 1,943,365.18, 2,681,831 and 1,072,244.74 is: 1,479,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,365.18 : 2,681,831 = 1,072,244.74 : x
  2. Step 2: Convert to fraction form
    1,943,365.18/2,681,831 = 1,072,244.74/x
  3. Step 3: Cross multiply
    1,943,365.18x = 2,681,831 × 1,072,244.74
  4. Step 4: Simplify right side
    1,943,365.18x = 2,875,579,183,318.94
  5. Step 5: Solve for x
    x = 2,875,579,183,318.94/1,943,365.18
  6. Step 6: Final answer
    x = 1,479,690.60

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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.