Home / 1,750,447.64-2,415,113.88-1,139,499.56

Finding the Fourth Proportional to 1,750,447.64, 2,415,113.88 and 1,139,499.56

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Solution

The fourth proportional to 1,750,447.64, 2,415,113.88 and 1,139,499.56 is: 1,572,181.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,447.64 : 2,415,113.88 = 1,139,499.56 : x
  2. Step 2: Convert to fraction form
    1,750,447.64/2,415,113.88 = 1,139,499.56/x
  3. Step 3: Cross multiply
    1,750,447.64x = 2,415,113.88 × 1,139,499.56
  4. Step 4: Simplify right side
    1,750,447.64x = 2,752,021,203,609.89
  5. Step 5: Solve for x
    x = 2,752,021,203,609.89/1,750,447.64
  6. Step 6: Final answer
    x = 1,572,181.39

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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.