Home / 1,143,412.40-1,578,262.46-735,514.26

Finding the Fourth Proportional to 1,143,412.40, 1,578,262.46 and 735,514.26

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Solution

The fourth proportional to 1,143,412.40, 1,578,262.46 and 735,514.26 is: 1,015,236.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,412.40 : 1,578,262.46 = 735,514.26 : x
  2. Step 2: Convert to fraction form
    1,143,412.40/1,578,262.46 = 735,514.26/x
  3. Step 3: Cross multiply
    1,143,412.40x = 1,578,262.46 × 735,514.26
  4. Step 4: Simplify right side
    1,143,412.40x = 1,160,834,545,352.68
  5. Step 5: Solve for x
    x = 1,160,834,545,352.68/1,143,412.40
  6. Step 6: Final answer
    x = 1,015,236.97

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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.