Home / 2,813,868.80-3,882,909.12-1,590,284.96

Finding the Fourth Proportional to 2,813,868.80, 3,882,909.12 and 1,590,284.96

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Solution

The fourth proportional to 2,813,868.80, 3,882,909.12 and 1,590,284.96 is: 2,194,463.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,868.80 : 3,882,909.12 = 1,590,284.96 : x
  2. Step 2: Convert to fraction form
    2,813,868.80/3,882,909.12 = 1,590,284.96/x
  3. Step 3: Cross multiply
    2,813,868.80x = 3,882,909.12 × 1,590,284.96
  4. Step 4: Simplify right side
    2,813,868.80x = 6,174,931,974,582.84
  5. Step 5: Solve for x
    x = 6,174,931,974,582.84/2,813,868.80
  6. Step 6: Final answer
    x = 2,194,463.36

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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.