Home / 1,230,973.61-1,699,027.00-721,840.01

Finding the Fourth Proportional to 1,230,973.61, 1,699,027.00 and 721,840.01

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Solution

The fourth proportional to 1,230,973.61, 1,699,027.00 and 721,840.01 is: 996,305.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,973.61 : 1,699,027.00 = 721,840.01 : x
  2. Step 2: Convert to fraction form
    1,230,973.61/1,699,027.00 = 721,840.01/x
  3. Step 3: Cross multiply
    1,230,973.61x = 1,699,027.00 × 721,840.01
  4. Step 4: Simplify right side
    1,230,973.61x = 1,226,425,656,370.54
  5. Step 5: Solve for x
    x = 1,226,425,656,370.54/1,230,973.61
  6. Step 6: Final answer
    x = 996,305.41

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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.