Home / 1,524,705.51-2,104,055.10-871,289.98

Finding the Fourth Proportional to 1,524,705.51, 2,104,055.10 and 871,289.98

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Solution

The fourth proportional to 1,524,705.51, 2,104,055.10 and 871,289.98 is: 1,202,358.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524,705.51 : 2,104,055.10 = 871,289.98 : x
  2. Step 2: Convert to fraction form
    1,524,705.51/2,104,055.10 = 871,289.98/x
  3. Step 3: Cross multiply
    1,524,705.51x = 2,104,055.10 × 871,289.98
  4. Step 4: Simplify right side
    1,524,705.51x = 1,833,242,125,997.90
  5. Step 5: Solve for x
    x = 1,833,242,125,997.90/1,524,705.51
  6. Step 6: Final answer
    x = 1,202,358.17

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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.