Home / 3,896,325.77-5,376,463.89-2,153,759.77

Finding the Fourth Proportional to 3,896,325.77, 5,376,463.89 and 2,153,759.77

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Solution

The fourth proportional to 3,896,325.77, 5,376,463.89 and 2,153,759.77 is: 2,971,931.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,325.77 : 5,376,463.89 = 2,153,759.77 : x
  2. Step 2: Convert to fraction form
    3,896,325.77/5,376,463.89 = 2,153,759.77/x
  3. Step 3: Cross multiply
    3,896,325.77x = 5,376,463.89 × 2,153,759.77
  4. Step 4: Simplify right side
    3,896,325.77x = 11,579,611,604,257.39
  5. Step 5: Solve for x
    x = 11,579,611,604,257.39/3,896,325.77
  6. Step 6: Final answer
    x = 2,971,931.07

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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.