Home / 3,009,985.36-4,152,597.30-1,720,133.76

Finding the Fourth Proportional to 3,009,985.36, 4,152,597.30 and 1,720,133.76

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Solution

The fourth proportional to 3,009,985.36, 4,152,597.30 and 1,720,133.76 is: 2,373,108.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,985.36 : 4,152,597.30 = 1,720,133.76 : x
  2. Step 2: Convert to fraction form
    3,009,985.36/4,152,597.30 = 1,720,133.76/x
  3. Step 3: Cross multiply
    3,009,985.36x = 4,152,597.30 × 1,720,133.76
  4. Step 4: Simplify right side
    3,009,985.36x = 7,143,022,807,414.85
  5. Step 5: Solve for x
    x = 7,143,022,807,414.85/3,009,985.36
  6. Step 6: Final answer
    x = 2,373,108.82

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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.