Home / 1,293,884.80-1,785,568.34-750,343.31

Finding the Fourth Proportional to 1,293,884.80, 1,785,568.34 and 750,343.31

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Solution

The fourth proportional to 1,293,884.80, 1,785,568.34 and 750,343.31 is: 1,035,478.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,884.80 : 1,785,568.34 = 750,343.31 : x
  2. Step 2: Convert to fraction form
    1,293,884.80/1,785,568.34 = 750,343.31/x
  3. Step 3: Cross multiply
    1,293,884.80x = 1,785,568.34 × 750,343.31
  4. Step 4: Simplify right side
    1,293,884.80x = 1,339,789,258,466.81
  5. Step 5: Solve for x
    x = 1,339,789,258,466.81/1,293,884.80
  6. Step 6: Final answer
    x = 1,035,478.01

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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.