Home / 1,437,317.30-2,155,673.55-726,677.30

Finding the Fourth Proportional to 1,437,317.30, 2,155,673.55 and 726,677.30

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Solution

The fourth proportional to 1,437,317.30, 2,155,673.55 and 726,677.30 is: 1,089,863.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,317.30 : 2,155,673.55 = 726,677.30 : x
  2. Step 2: Convert to fraction form
    1,437,317.30/2,155,673.55 = 726,677.30/x
  3. Step 3: Cross multiply
    1,437,317.30x = 2,155,673.55 × 726,677.30
  4. Step 4: Simplify right side
    1,437,317.30x = 1,566,479,034,995.42
  5. Step 5: Solve for x
    x = 1,566,479,034,995.42/1,437,317.30
  6. Step 6: Final answer
    x = 1,089,863.06

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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.