Home / 845,073.87-1,166,192.01-457,881.72

Finding the Fourth Proportional to 845,073.87, 1,166,192.01 and 457,881.72

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Solution

The fourth proportional to 845,073.87, 1,166,192.01 and 457,881.72 is: 631,871.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,073.87 : 1,166,192.01 = 457,881.72 : x
  2. Step 2: Convert to fraction form
    845,073.87/1,166,192.01 = 457,881.72/x
  3. Step 3: Cross multiply
    845,073.87x = 1,166,192.01 × 457,881.72
  4. Step 4: Simplify right side
    845,073.87x = 533,978,003,389.06
  5. Step 5: Solve for x
    x = 533,978,003,389.06/845,073.87
  6. Step 6: Final answer
    x = 631,871.39

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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.