Home / 3,118,020.04-4,677,160.14-988,057

Finding the Fourth Proportional to 3,118,020.04, 4,677,160.14 and 988,057

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Solution

The fourth proportional to 3,118,020.04, 4,677,160.14 and 988,057 is: 1,482,126.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,020.04 : 4,677,160.14 = 988,057 : x
  2. Step 2: Convert to fraction form
    3,118,020.04/4,677,160.14 = 988,057/x
  3. Step 3: Cross multiply
    3,118,020.04x = 4,677,160.14 × 988,057
  4. Step 4: Simplify right side
    3,118,020.04x = 4,621,300,816,447.98
  5. Step 5: Solve for x
    x = 4,621,300,816,447.98/3,118,020.04
  6. Step 6: Final answer
    x = 1,482,126.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.