Home / 4,404,347.70-6,606,521.55-3,128,889.30

Finding the Fourth Proportional to 4,404,347.70, 6,606,521.55 and 3,128,889.30

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Solution

The fourth proportional to 4,404,347.70, 6,606,521.55 and 3,128,889.30 is: 4,693,333.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,404,347.70 : 6,606,521.55 = 3,128,889.30 : x
  2. Step 2: Convert to fraction form
    4,404,347.70/6,606,521.55 = 3,128,889.30/x
  3. Step 3: Cross multiply
    4,404,347.70x = 6,606,521.55 × 3,128,889.30
  4. Step 4: Simplify right side
    4,404,347.70x = 20,671,074,588,014.41
  5. Step 5: Solve for x
    x = 20,671,074,588,014.41/4,404,347.70
  6. Step 6: Final answer
    x = 4,693,333.95

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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.