Home / 2,028,864-2,799,812.28-1,098,567.36

Finding the Fourth Proportional to 2,028,864, 2,799,812.28 and 1,098,567.36

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Solution

The fourth proportional to 2,028,864, 2,799,812.28 and 1,098,567.36 is: 1,516,012.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,864 : 2,799,812.28 = 1,098,567.36 : x
  2. Step 2: Convert to fraction form
    2,028,864/2,799,812.28 = 1,098,567.36/x
  3. Step 3: Cross multiply
    2,028,864x = 2,799,812.28 × 1,098,567.36
  4. Step 4: Simplify right side
    2,028,864x = 3,075,782,384,935.18
  5. Step 5: Solve for x
    x = 3,075,782,384,935.18/2,028,864
  6. Step 6: Final answer
    x = 1,516,012.11

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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.