Home / 1,058,136.88-1,460,001.72-628,561.84

Finding the Fourth Proportional to 1,058,136.88, 1,460,001.72 and 628,561.84

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Solution

The fourth proportional to 1,058,136.88, 1,460,001.72 and 628,561.84 is: 867,280.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,136.88 : 1,460,001.72 = 628,561.84 : x
  2. Step 2: Convert to fraction form
    1,058,136.88/1,460,001.72 = 628,561.84/x
  3. Step 3: Cross multiply
    1,058,136.88x = 1,460,001.72 × 628,561.84
  4. Step 4: Simplify right side
    1,058,136.88x = 917,701,367,526.37
  5. Step 5: Solve for x
    x = 917,701,367,526.37/1,058,136.88
  6. Step 6: Final answer
    x = 867,280.39

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Double scale
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1.5x scale

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.