Home / 1,728,078.71-2,592,133.45-530,006.63

Finding the Fourth Proportional to 1,728,078.71, 2,592,133.45 and 530,006.63

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Solution

The fourth proportional to 1,728,078.71, 2,592,133.45 and 530,006.63 is: 795,014.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,078.71 : 2,592,133.45 = 530,006.63 : x
  2. Step 2: Convert to fraction form
    1,728,078.71/2,592,133.45 = 530,006.63/x
  3. Step 3: Cross multiply
    1,728,078.71x = 2,592,133.45 × 530,006.63
  4. Step 4: Simplify right side
    1,728,078.71x = 1,373,847,900,059.09
  5. Step 5: Solve for x
    x = 1,373,847,900,059.09/1,728,078.71
  6. Step 6: Final answer
    x = 795,014.66

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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.