Home / 1,237,615.16-1,856,952.07-518,124.96

Finding the Fourth Proportional to 1,237,615.16, 1,856,952.07 and 518,124.96

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Solution

The fourth proportional to 1,237,615.16, 1,856,952.07 and 518,124.96 is: 777,409.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,615.16 : 1,856,952.07 = 518,124.96 : x
  2. Step 2: Convert to fraction form
    1,237,615.16/1,856,952.07 = 518,124.96/x
  3. Step 3: Cross multiply
    1,237,615.16x = 1,856,952.07 × 518,124.96
  4. Step 4: Simplify right side
    1,237,615.16x = 962,133,215,695.36
  5. Step 5: Solve for x
    x = 962,133,215,695.36/1,237,615.16
  6. Step 6: Final answer
    x = 777,409.04

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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.