Home / 3,534,362.72-4,877,816.43-2,139,693.07

Finding the Fourth Proportional to 3,534,362.72, 4,877,816.43 and 2,139,693.07

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Solution

The fourth proportional to 3,534,362.72, 4,877,816.43 and 2,139,693.07 is: 2,953,016.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534,362.72 : 4,877,816.43 = 2,139,693.07 : x
  2. Step 2: Convert to fraction form
    3,534,362.72/4,877,816.43 = 2,139,693.07/x
  3. Step 3: Cross multiply
    3,534,362.72x = 4,877,816.43 × 2,139,693.07
  4. Step 4: Simplify right side
    3,534,362.72x = 10,437,029,999,808.60
  5. Step 5: Solve for x
    x = 10,437,029,999,808.60/3,534,362.72
  6. Step 6: Final answer
    x = 2,953,016.10

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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.