Home / 1,353,319.37-2,028,707.53-454,130.50

Finding the Fourth Proportional to 1,353,319.37, 2,028,707.53 and 454,130.50

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Solution

The fourth proportional to 1,353,319.37, 2,028,707.53 and 454,130.50 is: 680,769.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,319.37 : 2,028,707.53 = 454,130.50 : x
  2. Step 2: Convert to fraction form
    1,353,319.37/2,028,707.53 = 454,130.50/x
  3. Step 3: Cross multiply
    1,353,319.37x = 2,028,707.53 × 454,130.50
  4. Step 4: Simplify right side
    1,353,319.37x = 921,297,964,952.67
  5. Step 5: Solve for x
    x = 921,297,964,952.67/1,353,319.37
  6. Step 6: Final answer
    x = 680,769.07

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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.