Home / 5,384,368.64-8,074,805.38-1,789,170.68

Finding the Fourth Proportional to 5,384,368.64, 8,074,805.38 and 1,789,170.68

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Solution

The fourth proportional to 5,384,368.64, 8,074,805.38 and 1,789,170.68 is: 2,683,175.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,368.64 : 8,074,805.38 = 1,789,170.68 : x
  2. Step 2: Convert to fraction form
    5,384,368.64/8,074,805.38 = 1,789,170.68/x
  3. Step 3: Cross multiply
    5,384,368.64x = 8,074,805.38 × 1,789,170.68
  4. Step 4: Simplify right side
    5,384,368.64x = 14,447,205,032,602.26
  5. Step 5: Solve for x
    x = 14,447,205,032,602.26/5,384,368.64
  6. Step 6: Final answer
    x = 2,683,175.32

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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.