Home / 1,385,764.34-1,898,465.44-1,333,954.14

Finding the Fourth Proportional to 1,385,764.34, 1,898,465.44 and 1,333,954.14

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Solution

The fourth proportional to 1,385,764.34, 1,898,465.44 and 1,333,954.14 is: 1,827,486.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,764.34 : 1,898,465.44 = 1,333,954.14 : x
  2. Step 2: Convert to fraction form
    1,385,764.34/1,898,465.44 = 1,333,954.14/x
  3. Step 3: Cross multiply
    1,385,764.34x = 1,898,465.44 × 1,333,954.14
  4. Step 4: Simplify right side
    1,385,764.34x = 2,532,465,826,665.15
  5. Step 5: Solve for x
    x = 2,532,465,826,665.15/1,385,764.34
  6. Step 6: Final answer
    x = 1,827,486.65

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.