Home / 3,616,397.59-4,990,935-1,985,081.29

Finding the Fourth Proportional to 3,616,397.59, 4,990,935 and 1,985,081.29

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Solution

The fourth proportional to 3,616,397.59, 4,990,935 and 1,985,081.29 is: 2,739,580.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,397.59 : 4,990,935 = 1,985,081.29 : x
  2. Step 2: Convert to fraction form
    3,616,397.59/4,990,935 = 1,985,081.29/x
  3. Step 3: Cross multiply
    3,616,397.59x = 4,990,935 × 1,985,081.29
  4. Step 4: Simplify right side
    3,616,397.59x = 9,907,411,688,106.15
  5. Step 5: Solve for x
    x = 9,907,411,688,106.15/3,616,397.59
  6. Step 6: Final answer
    x = 2,739,580.33

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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.