Home / 1,064,042.35-1,596,063.53-665,133.55

Finding the Fourth Proportional to 1,064,042.35, 1,596,063.53 and 665,133.55

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Solution

The fourth proportional to 1,064,042.35, 1,596,063.53 and 665,133.55 is: 997,700.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,042.35 : 1,596,063.53 = 665,133.55 : x
  2. Step 2: Convert to fraction form
    1,064,042.35/1,596,063.53 = 665,133.55/x
  3. Step 3: Cross multiply
    1,064,042.35x = 1,596,063.53 × 665,133.55
  4. Step 4: Simplify right side
    1,064,042.35x = 1,061,595,398,408.76
  5. Step 5: Solve for x
    x = 1,061,595,398,408.76/1,064,042.35
  6. Step 6: Final answer
    x = 997,700.33

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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.