Home / 2,980,887.12-4,468,340.88-1,384,571.34

Finding the Fourth Proportional to 2,980,887.12, 4,468,340.88 and 1,384,571.34

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Solution

The fourth proportional to 2,980,887.12, 4,468,340.88 and 1,384,571.34 is: 2,075,468.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,887.12 : 4,468,340.88 = 1,384,571.34 : x
  2. Step 2: Convert to fraction form
    2,980,887.12/4,468,340.88 = 1,384,571.34/x
  3. Step 3: Cross multiply
    2,980,887.12x = 4,468,340.88 × 1,384,571.34
  4. Step 4: Simplify right side
    2,980,887.12x = 6,186,736,719,798.38
  5. Step 5: Solve for x
    x = 6,186,736,719,798.38/2,980,887.12
  6. Step 6: Final answer
    x = 2,075,468.30

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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.