Home / 1,667,881.13-2,301,923.00-1,056,090.76

Finding the Fourth Proportional to 1,667,881.13, 2,301,923.00 and 1,056,090.76

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Solution

The fourth proportional to 1,667,881.13, 2,301,923.00 and 1,056,090.76 is: 1,457,561.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,881.13 : 2,301,923.00 = 1,056,090.76 : x
  2. Step 2: Convert to fraction form
    1,667,881.13/2,301,923.00 = 1,056,090.76/x
  3. Step 3: Cross multiply
    1,667,881.13x = 2,301,923.00 × 1,056,090.76
  4. Step 4: Simplify right side
    1,667,881.13x = 2,431,039,607,416.90
  5. Step 5: Solve for x
    x = 2,431,039,607,416.90/1,667,881.13
  6. Step 6: Final answer
    x = 1,457,561.68

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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.