Home / 1,575,919.22-2,364,751.47-977,201.78

Finding the Fourth Proportional to 1,575,919.22, 2,364,751.47 and 977,201.78

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Solution

The fourth proportional to 1,575,919.22, 2,364,751.47 and 977,201.78 is: 1,466,343.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,919.22 : 2,364,751.47 = 977,201.78 : x
  2. Step 2: Convert to fraction form
    1,575,919.22/2,364,751.47 = 977,201.78/x
  3. Step 3: Cross multiply
    1,575,919.22x = 2,364,751.47 × 977,201.78
  4. Step 4: Simplify right side
    1,575,919.22x = 2,310,839,345,741.62
  5. Step 5: Solve for x
    x = 2,310,839,345,741.62/1,575,919.22
  6. Step 6: Final answer
    x = 1,466,343.78

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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.