Home / 1,521,690.51-2,282,885.69-456,752.73

Finding the Fourth Proportional to 1,521,690.51, 2,282,885.69 and 456,752.73

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Solution

The fourth proportional to 1,521,690.51, 2,282,885.69 and 456,752.73 is: 685,234.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,690.51 : 2,282,885.69 = 456,752.73 : x
  2. Step 2: Convert to fraction form
    1,521,690.51/2,282,885.69 = 456,752.73/x
  3. Step 3: Cross multiply
    1,521,690.51x = 2,282,885.69 × 456,752.73
  4. Step 4: Simplify right side
    1,521,690.51x = 1,042,714,268,901.67
  5. Step 5: Solve for x
    x = 1,042,714,268,901.67/1,521,690.51
  6. Step 6: Final answer
    x = 685,234.13

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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.