Home / 1,303,295.85-1,798,530.91-730,347.21

Finding the Fourth Proportional to 1,303,295.85, 1,798,530.91 and 730,347.21

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Solution

The fourth proportional to 1,303,295.85, 1,798,530.91 and 730,347.21 is: 1,007,869.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,295.85 : 1,798,530.91 = 730,347.21 : x
  2. Step 2: Convert to fraction form
    1,303,295.85/1,798,530.91 = 730,347.21/x
  3. Step 3: Cross multiply
    1,303,295.85x = 1,798,530.91 × 730,347.21
  4. Step 4: Simplify right side
    1,303,295.85x = 1,313,552,028,565.52
  5. Step 5: Solve for x
    x = 1,313,552,028,565.52/1,303,295.85
  6. Step 6: Final answer
    x = 1,007,869.42

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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.