Home / 1,827,222.40-2,521,485.12-1,011,456.64

Finding the Fourth Proportional to 1,827,222.40, 2,521,485.12 and 1,011,456.64

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Solution

The fourth proportional to 1,827,222.40, 2,521,485.12 and 1,011,456.64 is: 1,395,764.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,222.40 : 2,521,485.12 = 1,011,456.64 : x
  2. Step 2: Convert to fraction form
    1,827,222.40/2,521,485.12 = 1,011,456.64/x
  3. Step 3: Cross multiply
    1,827,222.40x = 2,521,485.12 × 1,011,456.64
  4. Step 4: Simplify right side
    1,827,222.40x = 2,550,372,867,285.20
  5. Step 5: Solve for x
    x = 2,550,372,867,285.20/1,827,222.40
  6. Step 6: Final answer
    x = 1,395,764.89

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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.