Home / 1,530,380.16-2,295,782.88-677,384.40

Finding the Fourth Proportional to 1,530,380.16, 2,295,782.88 and 677,384.40

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Solution

The fourth proportional to 1,530,380.16, 2,295,782.88 and 677,384.40 is: 1,016,170.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,380.16 : 2,295,782.88 = 677,384.40 : x
  2. Step 2: Convert to fraction form
    1,530,380.16/2,295,782.88 = 677,384.40/x
  3. Step 3: Cross multiply
    1,530,380.16x = 2,295,782.88 × 677,384.40
  4. Step 4: Simplify right side
    1,530,380.16x = 1,555,127,508,699.07
  5. Step 5: Solve for x
    x = 1,555,127,508,699.07/1,530,380.16
  6. Step 6: Final answer
    x = 1,016,170.72

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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.