Home / 3,410,532.90-5,111,356.70-1,386,412.47

Finding the Fourth Proportional to 3,410,532.90, 5,111,356.70 and 1,386,412.47

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Solution

The fourth proportional to 3,410,532.90, 5,111,356.70 and 1,386,412.47 is: 2,077,812.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410,532.90 : 5,111,356.70 = 1,386,412.47 : x
  2. Step 2: Convert to fraction form
    3,410,532.90/5,111,356.70 = 1,386,412.47/x
  3. Step 3: Cross multiply
    3,410,532.90x = 5,111,356.70 × 1,386,412.47
  4. Step 4: Simplify right side
    3,410,532.90x = 7,086,448,645,407.30
  5. Step 5: Solve for x
    x = 7,086,448,645,407.30/3,410,532.90
  6. Step 6: Final answer
    x = 2,077,812.72

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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.