Home / 1,529,628.68-2,110,938.72-841,329.56

Finding the Fourth Proportional to 1,529,628.68, 2,110,938.72 and 841,329.56

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Solution

The fourth proportional to 1,529,628.68, 2,110,938.72 and 841,329.56 is: 1,161,062.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,628.68 : 2,110,938.72 = 841,329.56 : x
  2. Step 2: Convert to fraction form
    1,529,628.68/2,110,938.72 = 841,329.56/x
  3. Step 3: Cross multiply
    1,529,628.68x = 2,110,938.72 × 841,329.56
  4. Step 4: Simplify right side
    1,529,628.68x = 1,775,995,144,484.56
  5. Step 5: Solve for x
    x = 1,775,995,144,484.56/1,529,628.68
  6. Step 6: Final answer
    x = 1,161,062.92

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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.