Home / 1,985,468.88-2,740,546.05-1,716,426.87

Finding the Fourth Proportional to 1,985,468.88, 2,740,546.05 and 1,716,426.87

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Solution

The fourth proportional to 1,985,468.88, 2,740,546.05 and 1,716,426.87 is: 2,369,186.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,468.88 : 2,740,546.05 = 1,716,426.87 : x
  2. Step 2: Convert to fraction form
    1,985,468.88/2,740,546.05 = 1,716,426.87/x
  3. Step 3: Cross multiply
    1,985,468.88x = 2,740,546.05 × 1,716,426.87
  4. Step 4: Simplify right side
    1,985,468.88x = 4,703,946,878,692.36
  5. Step 5: Solve for x
    x = 4,703,946,878,692.36/1,985,468.88
  6. Step 6: Final answer
    x = 2,369,186.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.