Home / 3,653,603.40-5,480,405.10-994,211.40

Finding the Fourth Proportional to 3,653,603.40, 5,480,405.10 and 994,211.40

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Solution

The fourth proportional to 3,653,603.40, 5,480,405.10 and 994,211.40 is: 1,491,317.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,603.40 : 5,480,405.10 = 994,211.40 : x
  2. Step 2: Convert to fraction form
    3,653,603.40/5,480,405.10 = 994,211.40/x
  3. Step 3: Cross multiply
    3,653,603.40x = 5,480,405.10 × 994,211.40
  4. Step 4: Simplify right side
    3,653,603.40x = 5,448,681,227,038.14
  5. Step 5: Solve for x
    x = 5,448,681,227,038.14/3,653,603.40
  6. Step 6: Final answer
    x = 1,491,317.10

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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.