Home / 1,533,438.96-2,116,506.37-953,100.38

Finding the Fourth Proportional to 1,533,438.96, 2,116,506.37 and 953,100.38

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Solution

The fourth proportional to 1,533,438.96, 2,116,506.37 and 953,100.38 is: 1,315,502.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,438.96 : 2,116,506.37 = 953,100.38 : x
  2. Step 2: Convert to fraction form
    1,533,438.96/2,116,506.37 = 953,100.38/x
  3. Step 3: Cross multiply
    1,533,438.96x = 2,116,506.37 × 953,100.38
  4. Step 4: Simplify right side
    1,533,438.96x = 2,017,243,025,519.42
  5. Step 5: Solve for x
    x = 2,017,243,025,519.42/1,533,438.96
  6. Step 6: Final answer
    x = 1,315,502.66

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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.