Home / 3,386,213.55-4,671,644.40-1,935,130.50

Finding the Fourth Proportional to 3,386,213.55, 4,671,644.40 and 1,935,130.50

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Solution

The fourth proportional to 3,386,213.55, 4,671,644.40 and 1,935,130.50 is: 2,669,719.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386,213.55 : 4,671,644.40 = 1,935,130.50 : x
  2. Step 2: Convert to fraction form
    3,386,213.55/4,671,644.40 = 1,935,130.50/x
  3. Step 3: Cross multiply
    3,386,213.55x = 4,671,644.40 × 1,935,130.50
  4. Step 4: Simplify right side
    3,386,213.55x = 9,040,241,563,594.20
  5. Step 5: Solve for x
    x = 9,040,241,563,594.20/3,386,213.55
  6. Step 6: Final answer
    x = 2,669,719.86

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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.