Home / 1,306,507.41-1,803,069.18-725,796.81

Finding the Fourth Proportional to 1,306,507.41, 1,803,069.18 and 725,796.81

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Solution

The fourth proportional to 1,306,507.41, 1,803,069.18 and 725,796.81 is: 1,001,649.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,507.41 : 1,803,069.18 = 725,796.81 : x
  2. Step 2: Convert to fraction form
    1,306,507.41/1,803,069.18 = 725,796.81/x
  3. Step 3: Cross multiply
    1,306,507.41x = 1,803,069.18 × 725,796.81
  4. Step 4: Simplify right side
    1,306,507.41x = 1,308,661,859,053.32
  5. Step 5: Solve for x
    x = 1,308,661,859,053.32/1,306,507.41
  6. Step 6: Final answer
    x = 1,001,649.01

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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.