Home / 1,309,262.74-1,964,797.16-456,341.55

Finding the Fourth Proportional to 1,309,262.74, 1,964,797.16 and 456,341.55

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Solution

The fourth proportional to 1,309,262.74, 1,964,797.16 and 456,341.55 is: 684,827.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,262.74 : 1,964,797.16 = 456,341.55 : x
  2. Step 2: Convert to fraction form
    1,309,262.74/1,964,797.16 = 456,341.55/x
  3. Step 3: Cross multiply
    1,309,262.74x = 1,964,797.16 × 456,341.55
  4. Step 4: Simplify right side
    1,309,262.74x = 896,618,571,780.30
  5. Step 5: Solve for x
    x = 896,618,571,780.30/1,309,262.74
  6. Step 6: Final answer
    x = 684,827.08

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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.