Home / 2,075,941.81-3,115,142.48-877,798.45

Finding the Fourth Proportional to 2,075,941.81, 3,115,142.48 and 877,798.45

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Solution

The fourth proportional to 2,075,941.81, 3,115,142.48 and 877,798.45 is: 1,317,217.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,941.81 : 3,115,142.48 = 877,798.45 : x
  2. Step 2: Convert to fraction form
    2,075,941.81/3,115,142.48 = 877,798.45/x
  3. Step 3: Cross multiply
    2,075,941.81x = 3,115,142.48 × 877,798.45
  4. Step 4: Simplify right side
    2,075,941.81x = 2,734,467,240,473.16
  5. Step 5: Solve for x
    x = 2,734,467,240,473.16/2,075,941.81
  6. Step 6: Final answer
    x = 1,317,217.67

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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.