Home / 1,058,449.05-1,460,784.90-628,730.89

Finding the Fourth Proportional to 1,058,449.05, 1,460,784.90 and 628,730.89

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Solution

The fourth proportional to 1,058,449.05, 1,460,784.90 and 628,730.89 is: 867,723.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,449.05 : 1,460,784.90 = 628,730.89 : x
  2. Step 2: Convert to fraction form
    1,058,449.05/1,460,784.90 = 628,730.89/x
  3. Step 3: Cross multiply
    1,058,449.05x = 1,460,784.90 × 628,730.89
  4. Step 4: Simplify right side
    1,058,449.05x = 918,440,590,275.56
  5. Step 5: Solve for x
    x = 918,440,590,275.56/1,058,449.05
  6. Step 6: Final answer
    x = 867,723.00

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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.