Home / 3,058,459.76-4,220,690.88-1,681,892.24

Finding the Fourth Proportional to 3,058,459.76, 4,220,690.88 and 1,681,892.24

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Solution

The fourth proportional to 3,058,459.76, 4,220,690.88 and 1,681,892.24 is: 2,321,020.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,459.76 : 4,220,690.88 = 1,681,892.24 : x
  2. Step 2: Convert to fraction form
    3,058,459.76/4,220,690.88 = 1,681,892.24/x
  3. Step 3: Cross multiply
    3,058,459.76x = 4,220,690.88 × 1,681,892.24
  4. Step 4: Simplify right side
    3,058,459.76x = 7,098,747,238,510.77
  5. Step 5: Solve for x
    x = 7,098,747,238,510.77/3,058,459.76
  6. Step 6: Final answer
    x = 2,321,020.32

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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.