Home / 1,521,491.95-2,282,460.45-456,618.16

Finding the Fourth Proportional to 1,521,491.95, 2,282,460.45 and 456,618.16

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Solution

The fourth proportional to 1,521,491.95, 2,282,460.45 and 456,618.16 is: 684,994.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,491.95 : 2,282,460.45 = 456,618.16 : x
  2. Step 2: Convert to fraction form
    1,521,491.95/2,282,460.45 = 456,618.16/x
  3. Step 3: Cross multiply
    1,521,491.95x = 2,282,460.45 × 456,618.16
  4. Step 4: Simplify right side
    1,521,491.95x = 1,042,212,890,951.77
  5. Step 5: Solve for x
    x = 1,042,212,890,951.77/1,521,491.95
  6. Step 6: Final answer
    x = 684,994.02

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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.