Home / 1,314,612.08-1,814,165.88-711,000.08

Finding the Fourth Proportional to 1,314,612.08, 1,814,165.88 and 711,000.08

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Solution

The fourth proportional to 1,314,612.08, 1,814,165.88 and 711,000.08 is: 981,180.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,612.08 : 1,814,165.88 = 711,000.08 : x
  2. Step 2: Convert to fraction form
    1,314,612.08/1,814,165.88 = 711,000.08/x
  3. Step 3: Cross multiply
    1,314,612.08x = 1,814,165.88 × 711,000.08
  4. Step 4: Simplify right side
    1,314,612.08x = 1,289,872,085,813.27
  5. Step 5: Solve for x
    x = 1,289,872,085,813.27/1,314,612.08
  6. Step 6: Final answer
    x = 981,180.76

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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.