Home / 1,352,028.57-1,865,796.51-740,176.38

Finding the Fourth Proportional to 1,352,028.57, 1,865,796.51 and 740,176.38

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Solution

The fourth proportional to 1,352,028.57, 1,865,796.51 and 740,176.38 is: 1,021,441.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,028.57 : 1,865,796.51 = 740,176.38 : x
  2. Step 2: Convert to fraction form
    1,352,028.57/1,865,796.51 = 740,176.38/x
  3. Step 3: Cross multiply
    1,352,028.57x = 1,865,796.51 × 740,176.38
  4. Step 4: Simplify right side
    1,352,028.57x = 1,381,018,506,588.43
  5. Step 5: Solve for x
    x = 1,381,018,506,588.43/1,352,028.57
  6. Step 6: Final answer
    x = 1,021,441.81

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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.