Home / 2,049,969.76-3,075,248.67-630,145.06

Finding the Fourth Proportional to 2,049,969.76, 3,075,248.67 and 630,145.06

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Solution

The fourth proportional to 2,049,969.76, 3,075,248.67 and 630,145.06 is: 945,307.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,969.76 : 3,075,248.67 = 630,145.06 : x
  2. Step 2: Convert to fraction form
    2,049,969.76/3,075,248.67 = 630,145.06/x
  3. Step 3: Cross multiply
    2,049,969.76x = 3,075,248.67 × 630,145.06
  4. Step 4: Simplify right side
    2,049,969.76x = 1,937,852,757,672.07
  5. Step 5: Solve for x
    x = 1,937,852,757,672.07/2,049,969.76
  6. Step 6: Final answer
    x = 945,307.97

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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.