Home / 1,303,057.61-1,798,218.28-730,101.88

Finding the Fourth Proportional to 1,303,057.61, 1,798,218.28 and 730,101.88

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Solution

The fourth proportional to 1,303,057.61, 1,798,218.28 and 730,101.88 is: 1,007,539.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,057.61 : 1,798,218.28 = 730,101.88 : x
  2. Step 2: Convert to fraction form
    1,303,057.61/1,798,218.28 = 730,101.88/x
  3. Step 3: Cross multiply
    1,303,057.61x = 1,798,218.28 × 730,101.88
  4. Step 4: Simplify right side
    1,303,057.61x = 1,312,882,546,878.37
  5. Step 5: Solve for x
    x = 1,312,882,546,878.37/1,303,057.61
  6. Step 6: Final answer
    x = 1,007,539.91

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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.