Home / 1,930,376.54-2,663,830.81-1,059,192.11

Finding the Fourth Proportional to 1,930,376.54, 2,663,830.81 and 1,059,192.11

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Solution

The fourth proportional to 1,930,376.54, 2,663,830.81 and 1,059,192.11 is: 1,461,636.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,376.54 : 2,663,830.81 = 1,059,192.11 : x
  2. Step 2: Convert to fraction form
    1,930,376.54/2,663,830.81 = 1,059,192.11/x
  3. Step 3: Cross multiply
    1,930,376.54x = 2,663,830.81 × 1,059,192.11
  4. Step 4: Simplify right side
    1,930,376.54x = 2,821,508,576,326.91
  5. Step 5: Solve for x
    x = 2,821,508,576,326.91/1,930,376.54
  6. Step 6: Final answer
    x = 1,461,636.38

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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.