Home / 1,716,205.72-2,575,145.10-705,631.30

Finding the Fourth Proportional to 1,716,205.72, 2,575,145.10 and 705,631.30

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Solution

The fourth proportional to 1,716,205.72, 2,575,145.10 and 705,631.30 is: 1,058,790.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,205.72 : 2,575,145.10 = 705,631.30 : x
  2. Step 2: Convert to fraction form
    1,716,205.72/2,575,145.10 = 705,631.30/x
  3. Step 3: Cross multiply
    1,716,205.72x = 2,575,145.10 × 705,631.30
  4. Step 4: Simplify right side
    1,716,205.72x = 1,817,102,984,601.63
  5. Step 5: Solve for x
    x = 1,817,102,984,601.63/1,716,205.72
  6. Step 6: Final answer
    x = 1,058,790.89

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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.