Home / 1,456,545.12-2,184,824.60-445,665.47

Finding the Fourth Proportional to 1,456,545.12, 2,184,824.60 and 445,665.47

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Solution

The fourth proportional to 1,456,545.12, 2,184,824.60 and 445,665.47 is: 668,500.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,545.12 : 2,184,824.60 = 445,665.47 : x
  2. Step 2: Convert to fraction form
    1,456,545.12/2,184,824.60 = 445,665.47/x
  3. Step 3: Cross multiply
    1,456,545.12x = 2,184,824.60 × 445,665.47
  4. Step 4: Simplify right side
    1,456,545.12x = 973,700,882,226.56
  5. Step 5: Solve for x
    x = 973,700,882,226.56/1,456,545.12
  6. Step 6: Final answer
    x = 668,500.32

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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.