Home / 1,249,840.26-1,723,489.65-1,069,150.32

Finding the Fourth Proportional to 1,249,840.26, 1,723,489.65 and 1,069,150.32

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Solution

The fourth proportional to 1,249,840.26, 1,723,489.65 and 1,069,150.32 is: 1,474,324.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,840.26 : 1,723,489.65 = 1,069,150.32 : x
  2. Step 2: Convert to fraction form
    1,249,840.26/1,723,489.65 = 1,069,150.32/x
  3. Step 3: Cross multiply
    1,249,840.26x = 1,723,489.65 × 1,069,150.32
  4. Step 4: Simplify right side
    1,249,840.26x = 1,842,669,510,814.19
  5. Step 5: Solve for x
    x = 1,842,669,510,814.19/1,249,840.26
  6. Step 6: Final answer
    x = 1,474,324.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.