Home / 1,057,958.32-1,460,429.40-714,259.78

Finding the Fourth Proportional to 1,057,958.32, 1,460,429.40 and 714,259.78

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Solution

The fourth proportional to 1,057,958.32, 1,460,429.40 and 714,259.78 is: 985,980.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,958.32 : 1,460,429.40 = 714,259.78 : x
  2. Step 2: Convert to fraction form
    1,057,958.32/1,460,429.40 = 714,259.78/x
  3. Step 3: Cross multiply
    1,057,958.32x = 1,460,429.40 × 714,259.78
  4. Step 4: Simplify right side
    1,057,958.32x = 1,043,125,981,949.53
  5. Step 5: Solve for x
    x = 1,043,125,981,949.53/1,057,958.32
  6. Step 6: Final answer
    x = 985,980.22

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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.