Home / 1,685,835.81-2,526,090.43-1,368,743.49

Finding the Fourth Proportional to 1,685,835.81, 2,526,090.43 and 1,368,743.49

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Solution

The fourth proportional to 1,685,835.81, 2,526,090.43 and 1,368,743.49 is: 2,050,952.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,835.81 : 2,526,090.43 = 1,368,743.49 : x
  2. Step 2: Convert to fraction form
    1,685,835.81/2,526,090.43 = 1,368,743.49/x
  3. Step 3: Cross multiply
    1,685,835.81x = 2,526,090.43 × 1,368,743.49
  4. Step 4: Simplify right side
    1,685,835.81x = 3,457,569,831,213.80
  5. Step 5: Solve for x
    x = 3,457,569,831,213.80/1,685,835.81
  6. Step 6: Final answer
    x = 2,050,952.89

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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.