Home / 1,144,883.34-1,579,967.51-628,688.16

Finding the Fourth Proportional to 1,144,883.34, 1,579,967.51 and 628,688.16

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Solution

The fourth proportional to 1,144,883.34, 1,579,967.51 and 628,688.16 is: 867,605.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,883.34 : 1,579,967.51 = 628,688.16 : x
  2. Step 2: Convert to fraction form
    1,144,883.34/1,579,967.51 = 628,688.16/x
  3. Step 3: Cross multiply
    1,144,883.34x = 1,579,967.51 × 628,688.16
  4. Step 4: Simplify right side
    1,144,883.34x = 993,306,863,578.24
  5. Step 5: Solve for x
    x = 993,306,863,578.24/1,144,883.34
  6. Step 6: Final answer
    x = 867,605.31

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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.