Home / 3,918,666.24-5,869,050.20-1,870,767.34

Finding the Fourth Proportional to 3,918,666.24, 5,869,050.20 and 1,870,767.34

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Solution

The fourth proportional to 3,918,666.24, 5,869,050.20 and 1,870,767.34 is: 2,801,878.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918,666.24 : 5,869,050.20 = 1,870,767.34 : x
  2. Step 2: Convert to fraction form
    3,918,666.24/5,869,050.20 = 1,870,767.34/x
  3. Step 3: Cross multiply
    3,918,666.24x = 5,869,050.20 × 1,870,767.34
  4. Step 4: Simplify right side
    3,918,666.24x = 10,979,627,421,626.63
  5. Step 5: Solve for x
    x = 10,979,627,421,626.63/3,918,666.24
  6. Step 6: Final answer
    x = 2,801,878.69

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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.