Home / 5,146,602.90-7,102,174.95-2,971,072.50

Finding the Fourth Proportional to 5,146,602.90, 7,102,174.95 and 2,971,072.50

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Solution

The fourth proportional to 5,146,602.90, 7,102,174.95 and 2,971,072.50 is: 4,100,000.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146,602.90 : 7,102,174.95 = 2,971,072.50 : x
  2. Step 2: Convert to fraction form
    5,146,602.90/7,102,174.95 = 2,971,072.50/x
  3. Step 3: Cross multiply
    5,146,602.90x = 7,102,174.95 × 2,971,072.50
  4. Step 4: Simplify right side
    5,146,602.90x = 21,101,076,684,133.88
  5. Step 5: Solve for x
    x = 21,101,076,684,133.88/5,146,602.90
  6. Step 6: Final answer
    x = 4,100,000.93

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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.