Home / 1,199,779.72-1,800,118.86-623,043.52

Finding the Fourth Proportional to 1,199,779.72, 1,800,118.86 and 623,043.52

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Solution

The fourth proportional to 1,199,779.72, 1,800,118.86 and 623,043.52 is: 934,798.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,779.72 : 1,800,118.86 = 623,043.52 : x
  2. Step 2: Convert to fraction form
    1,199,779.72/1,800,118.86 = 623,043.52/x
  3. Step 3: Cross multiply
    1,199,779.72x = 1,800,118.86 × 623,043.52
  4. Step 4: Simplify right side
    1,199,779.72x = 1,121,552,390,952.79
  5. Step 5: Solve for x
    x = 1,121,552,390,952.79/1,199,779.72
  6. Step 6: Final answer
    x = 934,798.59

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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.