Home / 1,871,647.70-2,807,471.96-524,008.79

Finding the Fourth Proportional to 1,871,647.70, 2,807,471.96 and 524,008.79

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Solution

The fourth proportional to 1,871,647.70, 2,807,471.96 and 524,008.79 is: 786,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,647.70 : 2,807,471.96 = 524,008.79 : x
  2. Step 2: Convert to fraction form
    1,871,647.70/2,807,471.96 = 524,008.79/x
  3. Step 3: Cross multiply
    1,871,647.70x = 2,807,471.96 × 524,008.79
  4. Step 4: Simplify right side
    1,871,647.70x = 1,471,139,984,718.53
  5. Step 5: Solve for x
    x = 1,471,139,984,718.53/1,871,647.70
  6. Step 6: Final answer
    x = 786,013.30

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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.