Home / 5,621,322.90-8,430,722.37-2,585,773.38

Finding the Fourth Proportional to 5,621,322.90, 8,430,722.37 and 2,585,773.38

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Solution

The fourth proportional to 5,621,322.90, 8,430,722.37 and 2,585,773.38 is: 3,878,079.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621,322.90 : 8,430,722.37 = 2,585,773.38 : x
  2. Step 2: Convert to fraction form
    5,621,322.90/8,430,722.37 = 2,585,773.38/x
  3. Step 3: Cross multiply
    5,621,322.90x = 8,430,722.37 × 2,585,773.38
  4. Step 4: Simplify right side
    5,621,322.90x = 21,799,937,478,516.51
  5. Step 5: Solve for x
    x = 21,799,937,478,516.51/5,621,322.90
  6. Step 6: Final answer
    x = 3,878,079.57

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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.