Home / 1,529,707.11-2,111,000.01-841,449.47

Finding the Fourth Proportional to 1,529,707.11, 2,111,000.01 and 841,449.47

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Solution

The fourth proportional to 1,529,707.11, 2,111,000.01 and 841,449.47 is: 1,161,202.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,707.11 : 2,111,000.01 = 841,449.47 : x
  2. Step 2: Convert to fraction form
    1,529,707.11/2,111,000.01 = 841,449.47/x
  3. Step 3: Cross multiply
    1,529,707.11x = 2,111,000.01 × 841,449.47
  4. Step 4: Simplify right side
    1,529,707.11x = 1,776,299,844,861.99
  5. Step 5: Solve for x
    x = 1,776,299,844,861.99/1,529,707.11
  6. Step 6: Final answer
    x = 1,161,202.59

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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.