Home / 1,353,779.73-2,030,498.74-442,886.03

Finding the Fourth Proportional to 1,353,779.73, 2,030,498.74 and 442,886.03

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Solution

The fourth proportional to 1,353,779.73, 2,030,498.74 and 442,886.03 is: 664,273.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,779.73 : 2,030,498.74 = 442,886.03 : x
  2. Step 2: Convert to fraction form
    1,353,779.73/2,030,498.74 = 442,886.03/x
  3. Step 3: Cross multiply
    1,353,779.73x = 2,030,498.74 × 442,886.03
  4. Step 4: Simplify right side
    1,353,779.73x = 899,279,521,402.85
  5. Step 5: Solve for x
    x = 899,279,521,402.85/1,353,779.73
  6. Step 6: Final answer
    x = 664,273.15

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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.