Home / 1,447,465.82-1,997,742.40-803,093.61

Finding the Fourth Proportional to 1,447,465.82, 1,997,742.40 and 803,093.61

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Solution

The fourth proportional to 1,447,465.82, 1,997,742.40 and 803,093.61 is: 1,108,402.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,465.82 : 1,997,742.40 = 803,093.61 : x
  2. Step 2: Convert to fraction form
    1,447,465.82/1,997,742.40 = 803,093.61/x
  3. Step 3: Cross multiply
    1,447,465.82x = 1,997,742.40 × 803,093.61
  4. Step 4: Simplify right side
    1,447,465.82x = 1,604,374,154,629.96
  5. Step 5: Solve for x
    x = 1,604,374,154,629.96/1,447,465.82
  6. Step 6: Final answer
    x = 1,108,402.10

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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.