Home / 5,146,602.40-7,102,174.26-2,971,072

Finding the Fourth Proportional to 5,146,602.40, 7,102,174.26 and 2,971,072

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Solution

The fourth proportional to 5,146,602.40, 7,102,174.26 and 2,971,072 is: 4,100,000.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146,602.40 : 7,102,174.26 = 2,971,072 : x
  2. Step 2: Convert to fraction form
    5,146,602.40/7,102,174.26 = 2,971,072/x
  3. Step 3: Cross multiply
    5,146,602.40x = 7,102,174.26 × 2,971,072
  4. Step 4: Simplify right side
    5,146,602.40x = 21,101,071,083,006.72
  5. Step 5: Solve for x
    x = 21,101,071,083,006.72/5,146,602.40
  6. Step 6: Final answer
    x = 4,100,000.24

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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.