Home / 3,898,809.89-5,378,710.13-2,610,065.46

Finding the Fourth Proportional to 3,898,809.89, 5,378,710.13 and 2,610,065.46

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Solution

The fourth proportional to 3,898,809.89, 5,378,710.13 and 2,610,065.46 is: 3,600,787.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898,809.89 : 5,378,710.13 = 2,610,065.46 : x
  2. Step 2: Convert to fraction form
    3,898,809.89/5,378,710.13 = 2,610,065.46/x
  3. Step 3: Cross multiply
    3,898,809.89x = 5,378,710.13 × 2,610,065.46
  4. Step 4: Simplify right side
    3,898,809.89x = 14,038,785,546,572.69
  5. Step 5: Solve for x
    x = 14,038,785,546,572.69/3,898,809.89
  6. Step 6: Final answer
    x = 3,600,787.41

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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.