Home / 1,303,725.40-1,799,108.94-722,945.32

Finding the Fourth Proportional to 1,303,725.40, 1,799,108.94 and 722,945.32

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Solution

The fourth proportional to 1,303,725.40, 1,799,108.94 and 722,945.32 is: 997,646.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,725.40 : 1,799,108.94 = 722,945.32 : x
  2. Step 2: Convert to fraction form
    1,303,725.40/1,799,108.94 = 722,945.32/x
  3. Step 3: Cross multiply
    1,303,725.40x = 1,799,108.94 × 722,945.32
  4. Step 4: Simplify right side
    1,303,725.40x = 1,300,657,388,343.16
  5. Step 5: Solve for x
    x = 1,300,657,388,343.16/1,303,725.40
  6. Step 6: Final answer
    x = 997,646.73

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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.