Home / 3,556,500.77-5,335,000.83-1,426,585.11

Finding the Fourth Proportional to 3,556,500.77, 5,335,000.83 and 1,426,585.11

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Solution

The fourth proportional to 3,556,500.77, 5,335,000.83 and 1,426,585.11 is: 2,139,977.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,500.77 : 5,335,000.83 = 1,426,585.11 : x
  2. Step 2: Convert to fraction form
    3,556,500.77/5,335,000.83 = 1,426,585.11/x
  3. Step 3: Cross multiply
    3,556,500.77x = 5,335,000.83 × 1,426,585.11
  4. Step 4: Simplify right side
    3,556,500.77x = 7,610,832,745,915.64
  5. Step 5: Solve for x
    x = 7,610,832,745,915.64/3,556,500.77
  6. Step 6: Final answer
    x = 2,139,977.82

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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.