Home / 2,072,075.76-3,108,507.33-724,621.32

Finding the Fourth Proportional to 2,072,075.76, 3,108,507.33 and 724,621.32

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Solution

The fourth proportional to 2,072,075.76, 3,108,507.33 and 724,621.32 is: 1,087,069.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,075.76 : 3,108,507.33 = 724,621.32 : x
  2. Step 2: Convert to fraction form
    2,072,075.76/3,108,507.33 = 724,621.32/x
  3. Step 3: Cross multiply
    2,072,075.76x = 3,108,507.33 × 724,621.32
  4. Step 4: Simplify right side
    2,072,075.76x = 2,252,490,684,694.28
  5. Step 5: Solve for x
    x = 2,252,490,684,694.28/2,072,075.76
  6. Step 6: Final answer
    x = 1,087,069.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.