Home / 1,715,393-2,365,692.54-1,070,872.76

Finding the Fourth Proportional to 1,715,393, 2,365,692.54 and 1,070,872.76

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Solution

The fourth proportional to 1,715,393, 2,365,692.54 and 1,070,872.76 is: 1,476,836.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,393 : 2,365,692.54 = 1,070,872.76 : x
  2. Step 2: Convert to fraction form
    1,715,393/2,365,692.54 = 1,070,872.76/x
  3. Step 3: Cross multiply
    1,715,393x = 2,365,692.54 × 1,070,872.76
  4. Step 4: Simplify right side
    1,715,393x = 2,533,355,699,621.21
  5. Step 5: Solve for x
    x = 2,533,355,699,621.21/1,715,393
  6. Step 6: Final answer
    x = 1,476,836.91

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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.