Home / 1,918,492.54-2,647,520.16-1,059,053.38

Finding the Fourth Proportional to 1,918,492.54, 2,647,520.16 and 1,059,053.38

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Solution

The fourth proportional to 1,918,492.54, 2,647,520.16 and 1,059,053.38 is: 1,461,493.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,492.54 : 2,647,520.16 = 1,059,053.38 : x
  2. Step 2: Convert to fraction form
    1,918,492.54/2,647,520.16 = 1,059,053.38/x
  3. Step 3: Cross multiply
    1,918,492.54x = 2,647,520.16 × 1,059,053.38
  4. Step 4: Simplify right side
    1,918,492.54x = 2,803,865,174,066.14
  5. Step 5: Solve for x
    x = 2,803,865,174,066.14/1,918,492.54
  6. Step 6: Final answer
    x = 1,461,493.92

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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.