Home / 1,895,419.72-2,615,640.67-1,035,986.13

Finding the Fourth Proportional to 1,895,419.72, 2,615,640.67 and 1,035,986.13

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Solution

The fourth proportional to 1,895,419.72, 2,615,640.67 and 1,035,986.13 is: 1,429,639.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895,419.72 : 2,615,640.67 = 1,035,986.13 : x
  2. Step 2: Convert to fraction form
    1,895,419.72/2,615,640.67 = 1,035,986.13/x
  3. Step 3: Cross multiply
    1,895,419.72x = 2,615,640.67 × 1,035,986.13
  4. Step 4: Simplify right side
    1,895,419.72x = 2,709,767,456,478.89
  5. Step 5: Solve for x
    x = 2,709,767,456,478.89/1,895,419.72
  6. Step 6: Final answer
    x = 1,429,639.79

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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.