Home / 1,985,642.11-2,977,971.07-565,710.49

Finding the Fourth Proportional to 1,985,642.11, 2,977,971.07 and 565,710.49

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Solution

The fourth proportional to 1,985,642.11, 2,977,971.07 and 565,710.49 is: 848,425.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,642.11 : 2,977,971.07 = 565,710.49 : x
  2. Step 2: Convert to fraction form
    1,985,642.11/2,977,971.07 = 565,710.49/x
  3. Step 3: Cross multiply
    1,985,642.11x = 2,977,971.07 × 565,710.49
  4. Step 4: Simplify right side
    1,985,642.11x = 1,684,669,473,215.52
  5. Step 5: Solve for x
    x = 1,684,669,473,215.52/1,985,642.11
  6. Step 6: Final answer
    x = 848,425.54

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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.