Home / 1,429,873.11-2,144,807.94-364,915.29

Finding the Fourth Proportional to 1,429,873.11, 2,144,807.94 and 364,915.29

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Solution

The fourth proportional to 1,429,873.11, 2,144,807.94 and 364,915.29 is: 547,372.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,873.11 : 2,144,807.94 = 364,915.29 : x
  2. Step 2: Convert to fraction form
    1,429,873.11/2,144,807.94 = 364,915.29/x
  3. Step 3: Cross multiply
    1,429,873.11x = 2,144,807.94 × 364,915.29
  4. Step 4: Simplify right side
    1,429,873.11x = 782,673,211,419.40
  5. Step 5: Solve for x
    x = 782,673,211,419.40/1,429,873.11
  6. Step 6: Final answer
    x = 547,372.49

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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.