Home / 1,230,342.60-1,846,032.30-669,779.40

Finding the Fourth Proportional to 1,230,342.60, 1,846,032.30 and 669,779.40

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Solution

The fourth proportional to 1,230,342.60, 1,846,032.30 and 669,779.40 is: 1,004,951.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,342.60 : 1,846,032.30 = 669,779.40 : x
  2. Step 2: Convert to fraction form
    1,230,342.60/1,846,032.30 = 669,779.40/x
  3. Step 3: Cross multiply
    1,230,342.60x = 1,846,032.30 × 669,779.40
  4. Step 4: Simplify right side
    1,230,342.60x = 1,236,434,406,274.62
  5. Step 5: Solve for x
    x = 1,236,434,406,274.62/1,230,342.60
  6. Step 6: Final answer
    x = 1,004,951.31

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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.