Home / 1,127,698.83-1,692,389.16-453,786.12

Finding the Fourth Proportional to 1,127,698.83, 1,692,389.16 and 453,786.12

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Solution

The fourth proportional to 1,127,698.83, 1,692,389.16 and 453,786.12 is: 681,017.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,698.83 : 1,692,389.16 = 453,786.12 : x
  2. Step 2: Convert to fraction form
    1,127,698.83/1,692,389.16 = 453,786.12/x
  3. Step 3: Cross multiply
    1,127,698.83x = 1,692,389.16 × 453,786.12
  4. Step 4: Simplify right side
    1,127,698.83x = 767,982,710,446.46
  5. Step 5: Solve for x
    x = 767,982,710,446.46/1,127,698.83
  6. Step 6: Final answer
    x = 681,017.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.