Home / 1,924,742.66-2,656,112.72-1,065,284.46

Finding the Fourth Proportional to 1,924,742.66, 2,656,112.72 and 1,065,284.46

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Solution

The fourth proportional to 1,924,742.66, 2,656,112.72 and 1,065,284.46 is: 1,470,074.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924,742.66 : 2,656,112.72 = 1,065,284.46 : x
  2. Step 2: Convert to fraction form
    1,924,742.66/2,656,112.72 = 1,065,284.46/x
  3. Step 3: Cross multiply
    1,924,742.66x = 2,656,112.72 × 1,065,284.46
  4. Step 4: Simplify right side
    1,924,742.66x = 2,829,515,599,297.91
  5. Step 5: Solve for x
    x = 2,829,515,599,297.91/1,924,742.66
  6. Step 6: Final answer
    x = 1,470,074.76

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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.