Home / 1,980,019.53-2,732,428.07-1,074,601.53

Finding the Fourth Proportional to 1,980,019.53, 2,732,428.07 and 1,074,601.53

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Solution

The fourth proportional to 1,980,019.53, 2,732,428.07 and 1,074,601.53 is: 1,482,950.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,019.53 : 2,732,428.07 = 1,074,601.53 : x
  2. Step 2: Convert to fraction form
    1,980,019.53/2,732,428.07 = 1,074,601.53/x
  3. Step 3: Cross multiply
    1,980,019.53x = 2,732,428.07 × 1,074,601.53
  4. Step 4: Simplify right side
    1,980,019.53x = 2,936,271,384,636.95
  5. Step 5: Solve for x
    x = 2,936,271,384,636.95/1,980,019.53
  6. Step 6: Final answer
    x = 1,482,950.72

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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.