Home / 1,803,820.96-2,489,300.04-988,099.84

Finding the Fourth Proportional to 1,803,820.96, 2,489,300.04 and 988,099.84

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Solution

The fourth proportional to 1,803,820.96, 2,489,300.04 and 988,099.84 is: 1,363,592.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,820.96 : 2,489,300.04 = 988,099.84 : x
  2. Step 2: Convert to fraction form
    1,803,820.96/2,489,300.04 = 988,099.84/x
  3. Step 3: Cross multiply
    1,803,820.96x = 2,489,300.04 × 988,099.84
  4. Step 4: Simplify right side
    1,803,820.96x = 2,459,676,971,235.99
  5. Step 5: Solve for x
    x = 2,459,676,971,235.99/1,803,820.96
  6. Step 6: Final answer
    x = 1,363,592.63

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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.