Home / 1,612,886.66-2,225,783.48-877,846.21

Finding the Fourth Proportional to 1,612,886.66, 2,225,783.48 and 877,846.21

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Solution

The fourth proportional to 1,612,886.66, 2,225,783.48 and 877,846.21 is: 1,211,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,886.66 : 2,225,783.48 = 877,846.21 : x
  2. Step 2: Convert to fraction form
    1,612,886.66/2,225,783.48 = 877,846.21/x
  3. Step 3: Cross multiply
    1,612,886.66x = 2,225,783.48 × 877,846.21
  4. Step 4: Simplify right side
    1,612,886.66x = 1,953,895,582,244.92
  5. Step 5: Solve for x
    x = 1,953,895,582,244.92/1,612,886.66
  6. Step 6: Final answer
    x = 1,211,427.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.