Home / 4,811,379.80-6,639,703.79-2,636,000.06

Finding the Fourth Proportional to 4,811,379.80, 6,639,703.79 and 2,636,000.06

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Solution

The fourth proportional to 4,811,379.80, 6,639,703.79 and 2,636,000.06 is: 3,637,679.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811,379.80 : 6,639,703.79 = 2,636,000.06 : x
  2. Step 2: Convert to fraction form
    4,811,379.80/6,639,703.79 = 2,636,000.06/x
  3. Step 3: Cross multiply
    4,811,379.80x = 6,639,703.79 × 2,636,000.06
  4. Step 4: Simplify right side
    4,811,379.80x = 17,502,259,578,812.97
  5. Step 5: Solve for x
    x = 17,502,259,578,812.97/4,811,379.80
  6. Step 6: Final answer
    x = 3,637,679.90

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1.5x scale

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.