Home / 3,870,602.87-5,802,656.61-1,711,279.36

Finding the Fourth Proportional to 3,870,602.87, 5,802,656.61 and 1,711,279.36

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Solution

The fourth proportional to 3,870,602.87, 5,802,656.61 and 1,711,279.36 is: 2,565,483.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,870,602.87 : 5,802,656.61 = 1,711,279.36 : x
  2. Step 2: Convert to fraction form
    3,870,602.87/5,802,656.61 = 1,711,279.36/x
  3. Step 3: Cross multiply
    3,870,602.87x = 5,802,656.61 × 1,711,279.36
  4. Step 4: Simplify right side
    3,870,602.87x = 9,929,966,489,860.57
  5. Step 5: Solve for x
    x = 9,929,966,489,860.57/3,870,602.87
  6. Step 6: Final answer
    x = 2,565,483.16

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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.