Home / 4,937,403.40-6,813,881.54-2,761,816.81

Finding the Fourth Proportional to 4,937,403.40, 6,813,881.54 and 2,761,816.81

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Solution

The fourth proportional to 4,937,403.40, 6,813,881.54 and 2,761,816.81 is: 3,811,455.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937,403.40 : 6,813,881.54 = 2,761,816.81 : x
  2. Step 2: Convert to fraction form
    4,937,403.40/6,813,881.54 = 2,761,816.81/x
  3. Step 3: Cross multiply
    4,937,403.40x = 6,813,881.54 × 2,761,816.81
  4. Step 4: Simplify right side
    4,937,403.40x = 18,818,692,578,520.69
  5. Step 5: Solve for x
    x = 18,818,692,578,520.69/4,937,403.40
  6. Step 6: Final answer
    x = 3,811,455.34

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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.