Home / 1,555,000.90-2,332,619.40-530,012.60

Finding the Fourth Proportional to 1,555,000.90, 2,332,619.40 and 530,012.60

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Solution

The fourth proportional to 1,555,000.90, 2,332,619.40 and 530,012.60 is: 795,059.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,000.90 : 2,332,619.40 = 530,012.60 : x
  2. Step 2: Convert to fraction form
    1,555,000.90/2,332,619.40 = 530,012.60/x
  3. Step 3: Cross multiply
    1,555,000.90x = 2,332,619.40 × 530,012.60
  4. Step 4: Simplify right side
    1,555,000.90x = 1,236,317,673,004.44
  5. Step 5: Solve for x
    x = 1,236,317,673,004.44/1,555,000.90
  6. Step 6: Final answer
    x = 795,059.14

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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.