Home / 1,430,851.60-2,150,424.60-1,248,374.80

Finding the Fourth Proportional to 1,430,851.60, 2,150,424.60 and 1,248,374.80

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Solution

The fourth proportional to 1,430,851.60, 2,150,424.60 and 1,248,374.80 is: 1,876,180.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,851.60 : 2,150,424.60 = 1,248,374.80 : x
  2. Step 2: Convert to fraction form
    1,430,851.60/2,150,424.60 = 1,248,374.80/x
  3. Step 3: Cross multiply
    1,430,851.60x = 2,150,424.60 × 1,248,374.80
  4. Step 4: Simplify right side
    1,430,851.60x = 2,684,535,879,940.08
  5. Step 5: Solve for x
    x = 2,684,535,879,940.08/1,430,851.60
  6. Step 6: Final answer
    x = 1,876,180.51

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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.