Home / 958,058.46-1,322,139.83-619,117.20

Finding the Fourth Proportional to 958,058.46, 1,322,139.83 and 619,117.20

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Solution

The fourth proportional to 958,058.46, 1,322,139.83 and 619,117.20 is: 854,394.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,058.46 : 1,322,139.83 = 619,117.20 : x
  2. Step 2: Convert to fraction form
    958,058.46/1,322,139.83 = 619,117.20/x
  3. Step 3: Cross multiply
    958,058.46x = 1,322,139.83 × 619,117.20
  4. Step 4: Simplify right side
    958,058.46x = 818,559,506,462.49
  5. Step 5: Solve for x
    x = 818,559,506,462.49/958,058.46
  6. Step 6: Final answer
    x = 854,394.11

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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.