Home / 1,148,267.80-1,719,291.30-899,435.80

Finding the Fourth Proportional to 1,148,267.80, 1,719,291.30 and 899,435.80

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Solution

The fourth proportional to 1,148,267.80, 1,719,291.30 and 899,435.80 is: 1,346,717.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,267.80 : 1,719,291.30 = 899,435.80 : x
  2. Step 2: Convert to fraction form
    1,148,267.80/1,719,291.30 = 899,435.80/x
  3. Step 3: Cross multiply
    1,148,267.80x = 1,719,291.30 × 899,435.80
  4. Step 4: Simplify right side
    1,148,267.80x = 1,546,392,145,848.54
  5. Step 5: Solve for x
    x = 1,546,392,145,848.54/1,148,267.80
  6. Step 6: Final answer
    x = 1,346,717.33

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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.