Home / 3,910,678.02-5,866,021.89-1,070,814.78

Finding the Fourth Proportional to 3,910,678.02, 5,866,021.89 and 1,070,814.78

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Solution

The fourth proportional to 3,910,678.02, 5,866,021.89 and 1,070,814.78 is: 1,606,223.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910,678.02 : 5,866,021.89 = 1,070,814.78 : x
  2. Step 2: Convert to fraction form
    3,910,678.02/5,866,021.89 = 1,070,814.78/x
  3. Step 3: Cross multiply
    3,910,678.02x = 5,866,021.89 × 1,070,814.78
  4. Step 4: Simplify right side
    3,910,678.02x = 6,281,422,939,615.53
  5. Step 5: Solve for x
    x = 6,281,422,939,615.53/3,910,678.02
  6. Step 6: Final answer
    x = 1,606,223.50

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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.