Home / 1,619,292.50-2,429,779.36-660,451.55

Finding the Fourth Proportional to 1,619,292.50, 2,429,779.36 and 660,451.55

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Solution

The fourth proportional to 1,619,292.50, 2,429,779.36 and 660,451.55 is: 991,020.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,292.50 : 2,429,779.36 = 660,451.55 : x
  2. Step 2: Convert to fraction form
    1,619,292.50/2,429,779.36 = 660,451.55/x
  3. Step 3: Cross multiply
    1,619,292.50x = 2,429,779.36 × 660,451.55
  4. Step 4: Simplify right side
    1,619,292.50x = 1,604,751,544,470.01
  5. Step 5: Solve for x
    x = 1,604,751,544,470.01/1,619,292.50
  6. Step 6: Final answer
    x = 991,020.18

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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.