Home / 1,891,202.79-2,609,847.23-1,075,406.50

Finding the Fourth Proportional to 1,891,202.79, 2,609,847.23 and 1,075,406.50

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Solution

The fourth proportional to 1,891,202.79, 2,609,847.23 and 1,075,406.50 is: 1,484,053.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,202.79 : 2,609,847.23 = 1,075,406.50 : x
  2. Step 2: Convert to fraction form
    1,891,202.79/2,609,847.23 = 1,075,406.50/x
  3. Step 3: Cross multiply
    1,891,202.79x = 2,609,847.23 × 1,075,406.50
  4. Step 4: Simplify right side
    1,891,202.79x = 2,806,646,663,247.34
  5. Step 5: Solve for x
    x = 2,806,646,663,247.34/1,891,202.79
  6. Step 6: Final answer
    x = 1,484,053.79

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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.