Home / 1,303,701.92-1,799,112.64-722,965.94

Finding the Fourth Proportional to 1,303,701.92, 1,799,112.64 and 722,965.94

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Solution

The fourth proportional to 1,303,701.92, 1,799,112.64 and 722,965.94 is: 997,695.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,701.92 : 1,799,112.64 = 722,965.94 : x
  2. Step 2: Convert to fraction form
    1,303,701.92/1,799,112.64 = 722,965.94/x
  3. Step 3: Cross multiply
    1,303,701.92x = 1,799,112.64 × 722,965.94
  4. Step 4: Simplify right side
    1,303,701.92x = 1,300,697,160,943.48
  5. Step 5: Solve for x
    x = 1,300,697,160,943.48/1,303,701.92
  6. Step 6: Final answer
    x = 997,695.21

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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.