Home / 1,293,991.65-1,785,684.56-705,296.16

Finding the Fourth Proportional to 1,293,991.65, 1,785,684.56 and 705,296.16

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Solution

The fourth proportional to 1,293,991.65, 1,785,684.56 and 705,296.16 is: 973,295.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,991.65 : 1,785,684.56 = 705,296.16 : x
  2. Step 2: Convert to fraction form
    1,293,991.65/1,785,684.56 = 705,296.16/x
  3. Step 3: Cross multiply
    1,293,991.65x = 1,785,684.56 × 705,296.16
  4. Step 4: Simplify right side
    1,293,991.65x = 1,259,436,463,139.29
  5. Step 5: Solve for x
    x = 1,259,436,463,139.29/1,293,991.65
  6. Step 6: Final answer
    x = 973,295.66

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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.