Home / 1,423,892.40-2,135,838.60-893,050.80

Finding the Fourth Proportional to 1,423,892.40, 2,135,838.60 and 893,050.80

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Solution

The fourth proportional to 1,423,892.40, 2,135,838.60 and 893,050.80 is: 1,339,576.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,892.40 : 2,135,838.60 = 893,050.80 : x
  2. Step 2: Convert to fraction form
    1,423,892.40/2,135,838.60 = 893,050.80/x
  3. Step 3: Cross multiply
    1,423,892.40x = 2,135,838.60 × 893,050.80
  4. Step 4: Simplify right side
    1,423,892.40x = 1,907,412,370,400.88
  5. Step 5: Solve for x
    x = 1,907,412,370,400.88/1,423,892.40
  6. Step 6: Final answer
    x = 1,339,576.20

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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.