Home / 1,871,624.12-2,807,436.64-523,985.23

Finding the Fourth Proportional to 1,871,624.12, 2,807,436.64 and 523,985.23

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Solution

The fourth proportional to 1,871,624.12, 2,807,436.64 and 523,985.23 is: 785,977.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,624.12 : 2,807,436.64 = 523,985.23 : x
  2. Step 2: Convert to fraction form
    1,871,624.12/2,807,436.64 = 523,985.23/x
  3. Step 3: Cross multiply
    1,871,624.12x = 2,807,436.64 × 523,985.23
  4. Step 4: Simplify right side
    1,871,624.12x = 1,471,055,327,333.01
  5. Step 5: Solve for x
    x = 1,471,055,327,333.01/1,871,624.12
  6. Step 6: Final answer
    x = 785,977.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.