Home / 1,715,415.81-2,573,120.63-517,337.22

Finding the Fourth Proportional to 1,715,415.81, 2,573,120.63 and 517,337.22

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Solution

The fourth proportional to 1,715,415.81, 2,573,120.63 and 517,337.22 is: 776,004.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,415.81 : 2,573,120.63 = 517,337.22 : x
  2. Step 2: Convert to fraction form
    1,715,415.81/2,573,120.63 = 517,337.22/x
  3. Step 3: Cross multiply
    1,715,415.81x = 2,573,120.63 × 517,337.22
  4. Step 4: Simplify right side
    1,715,415.81x = 1,331,171,073,448.85
  5. Step 5: Solve for x
    x = 1,331,171,073,448.85/1,715,415.81
  6. Step 6: Final answer
    x = 776,004.90

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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.