Home / 1,303,792.88-1,799,345.12-730,943.76

Finding the Fourth Proportional to 1,303,792.88, 1,799,345.12 and 730,943.76

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Solution

The fourth proportional to 1,303,792.88, 1,799,345.12 and 730,943.76 is: 1,008,764.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,792.88 : 1,799,345.12 = 730,943.76 : x
  2. Step 2: Convert to fraction form
    1,303,792.88/1,799,345.12 = 730,943.76/x
  3. Step 3: Cross multiply
    1,303,792.88x = 1,799,345.12 × 730,943.76
  4. Step 4: Simplify right side
    1,303,792.88x = 1,315,220,087,550.45
  5. Step 5: Solve for x
    x = 1,315,220,087,550.45/1,303,792.88
  6. Step 6: Final answer
    x = 1,008,764.59

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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.