Home / 2,920,179.26-4,029,928.64-1,613,515.50

Finding the Fourth Proportional to 2,920,179.26, 4,029,928.64 and 1,613,515.50

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Solution

The fourth proportional to 2,920,179.26, 4,029,928.64 and 1,613,515.50 is: 2,226,696.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,179.26 : 4,029,928.64 = 1,613,515.50 : x
  2. Step 2: Convert to fraction form
    2,920,179.26/4,029,928.64 = 1,613,515.50/x
  3. Step 3: Cross multiply
    2,920,179.26x = 4,029,928.64 × 1,613,515.50
  4. Step 4: Simplify right side
    2,920,179.26x = 6,502,352,316,466.34
  5. Step 5: Solve for x
    x = 6,502,352,316,466.34/2,920,179.26
  6. Step 6: Final answer
    x = 2,226,696.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.