Home / 5,184,042.10-7,776,063.15-1,397,907.70

Finding the Fourth Proportional to 5,184,042.10, 7,776,063.15 and 1,397,907.70

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Solution

The fourth proportional to 5,184,042.10, 7,776,063.15 and 1,397,907.70 is: 2,096,861.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,042.10 : 7,776,063.15 = 1,397,907.70 : x
  2. Step 2: Convert to fraction form
    5,184,042.10/7,776,063.15 = 1,397,907.70/x
  3. Step 3: Cross multiply
    5,184,042.10x = 7,776,063.15 × 1,397,907.70
  4. Step 4: Simplify right side
    5,184,042.10x = 10,870,218,553,071.26
  5. Step 5: Solve for x
    x = 10,870,218,553,071.26/5,184,042.10
  6. Step 6: Final answer
    x = 2,096,861.55

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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.