Home / 1,335,890.88-2,003,865.48-803,856.96

Finding the Fourth Proportional to 1,335,890.88, 2,003,865.48 and 803,856.96

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Solution

The fourth proportional to 1,335,890.88, 2,003,865.48 and 803,856.96 is: 1,205,802.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,890.88 : 2,003,865.48 = 803,856.96 : x
  2. Step 2: Convert to fraction form
    1,335,890.88/2,003,865.48 = 803,856.96/x
  3. Step 3: Cross multiply
    1,335,890.88x = 2,003,865.48 × 803,856.96
  4. Step 4: Simplify right side
    1,335,890.88x = 1,610,821,213,001.74
  5. Step 5: Solve for x
    x = 1,610,821,213,001.74/1,335,890.88
  6. Step 6: Final answer
    x = 1,205,802.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.