Home / 1,718,218.74-2,371,003.13-993,113.43

Finding the Fourth Proportional to 1,718,218.74, 2,371,003.13 and 993,113.43

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Solution

The fourth proportional to 1,718,218.74, 2,371,003.13 and 993,113.43 is: 1,370,416.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,218.74 : 2,371,003.13 = 993,113.43 : x
  2. Step 2: Convert to fraction form
    1,718,218.74/2,371,003.13 = 993,113.43/x
  3. Step 3: Cross multiply
    1,718,218.74x = 2,371,003.13 × 993,113.43
  4. Step 4: Simplify right side
    1,718,218.74x = 2,354,675,046,009.47
  5. Step 5: Solve for x
    x = 2,354,675,046,009.47/1,718,218.74
  6. Step 6: Final answer
    x = 1,370,416.35

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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.