Home / 1,373,809.12-1,893,666.85-1,082,946.73

Finding the Fourth Proportional to 1,373,809.12, 1,893,666.85 and 1,082,946.73

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Solution

The fourth proportional to 1,373,809.12, 1,893,666.85 and 1,082,946.73 is: 1,492,740.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,809.12 : 1,893,666.85 = 1,082,946.73 : x
  2. Step 2: Convert to fraction form
    1,373,809.12/1,893,666.85 = 1,082,946.73/x
  3. Step 3: Cross multiply
    1,373,809.12x = 1,893,666.85 × 1,082,946.73
  4. Step 4: Simplify right side
    1,373,809.12x = 2,050,740,322,916.90
  5. Step 5: Solve for x
    x = 2,050,740,322,916.90/1,373,809.12
  6. Step 6: Final answer
    x = 1,492,740.36

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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.