Home / 1,648,749.74-2,274,138.60-1,159,756.52

Finding the Fourth Proportional to 1,648,749.74, 2,274,138.60 and 1,159,756.52

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Solution

The fourth proportional to 1,648,749.74, 2,274,138.60 and 1,159,756.52 is: 1,599,664.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,749.74 : 2,274,138.60 = 1,159,756.52 : x
  2. Step 2: Convert to fraction form
    1,648,749.74/2,274,138.60 = 1,159,756.52/x
  3. Step 3: Cross multiply
    1,648,749.74x = 2,274,138.60 × 1,159,756.52
  4. Step 4: Simplify right side
    1,648,749.74x = 2,637,447,068,733.67
  5. Step 5: Solve for x
    x = 2,637,447,068,733.67/1,648,749.74
  6. Step 6: Final answer
    x = 1,599,664.89

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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.