Home / 2,726,779.80-4,090,169.70-929,065.80

Finding the Fourth Proportional to 2,726,779.80, 4,090,169.70 and 929,065.80

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Solution

The fourth proportional to 2,726,779.80, 4,090,169.70 and 929,065.80 is: 1,393,598.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726,779.80 : 4,090,169.70 = 929,065.80 : x
  2. Step 2: Convert to fraction form
    2,726,779.80/4,090,169.70 = 929,065.80/x
  3. Step 3: Cross multiply
    2,726,779.80x = 4,090,169.70 × 929,065.80
  4. Step 4: Simplify right side
    2,726,779.80x = 3,800,036,784,466.26
  5. Step 5: Solve for x
    x = 3,800,036,784,466.26/2,726,779.80
  6. Step 6: Final answer
    x = 1,393,598.70

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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.