Home / 1,655,181.45-2,484,004.32-1,229,707.89

Finding the Fourth Proportional to 1,655,181.45, 2,484,004.32 and 1,229,707.89

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Solution

The fourth proportional to 1,655,181.45, 2,484,004.32 and 1,229,707.89 is: 1,845,477.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,181.45 : 2,484,004.32 = 1,229,707.89 : x
  2. Step 2: Convert to fraction form
    1,655,181.45/2,484,004.32 = 1,229,707.89/x
  3. Step 3: Cross multiply
    1,655,181.45x = 2,484,004.32 × 1,229,707.89
  4. Step 4: Simplify right side
    1,655,181.45x = 3,054,599,711,098.08
  5. Step 5: Solve for x
    x = 3,054,599,711,098.08/1,655,181.45
  6. Step 6: Final answer
    x = 1,845,477.25

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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.