Home / 1,324,077.85-1,984,561.57-612,603.01

Finding the Fourth Proportional to 1,324,077.85, 1,984,561.57 and 612,603.01

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Solution

The fourth proportional to 1,324,077.85, 1,984,561.57 and 612,603.01 is: 918,184.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,077.85 : 1,984,561.57 = 612,603.01 : x
  2. Step 2: Convert to fraction form
    1,324,077.85/1,984,561.57 = 612,603.01/x
  3. Step 3: Cross multiply
    1,324,077.85x = 1,984,561.57 × 612,603.01
  4. Step 4: Simplify right side
    1,324,077.85x = 1,215,748,391,312.33
  5. Step 5: Solve for x
    x = 1,215,748,391,312.33/1,324,077.85
  6. Step 6: Final answer
    x = 918,184.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.