Home / 1,529,401.76-2,110,628.62-841,126.83

Finding the Fourth Proportional to 1,529,401.76, 2,110,628.62 and 841,126.83

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Solution

The fourth proportional to 1,529,401.76, 2,110,628.62 and 841,126.83 is: 1,160,784.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,401.76 : 2,110,628.62 = 841,126.83 : x
  2. Step 2: Convert to fraction form
    1,529,401.76/2,110,628.62 = 841,126.83/x
  3. Step 3: Cross multiply
    1,529,401.76x = 2,110,628.62 × 841,126.83
  4. Step 4: Simplify right side
    1,529,401.76x = 1,775,306,349,894.73
  5. Step 5: Solve for x
    x = 1,775,306,349,894.73/1,529,401.76
  6. Step 6: Final answer
    x = 1,160,784.83

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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.