Home / 1,072,899.60-1,609,349.40-673,820.70

Finding the Fourth Proportional to 1,072,899.60, 1,609,349.40 and 673,820.70

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Solution

The fourth proportional to 1,072,899.60, 1,609,349.40 and 673,820.70 is: 1,010,731.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,899.60 : 1,609,349.40 = 673,820.70 : x
  2. Step 2: Convert to fraction form
    1,072,899.60/1,609,349.40 = 673,820.70/x
  3. Step 3: Cross multiply
    1,072,899.60x = 1,609,349.40 × 673,820.70
  4. Step 4: Simplify right side
    1,072,899.60x = 1,084,412,939,252.58
  5. Step 5: Solve for x
    x = 1,084,412,939,252.58/1,072,899.60
  6. Step 6: Final answer
    x = 1,010,731.05

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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.