Home / 1,332,903.22-1,999,562.14-434,135.75

Finding the Fourth Proportional to 1,332,903.22, 1,999,562.14 and 434,135.75

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Solution

The fourth proportional to 1,332,903.22, 1,999,562.14 and 434,135.75 is: 651,271.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,903.22 : 1,999,562.14 = 434,135.75 : x
  2. Step 2: Convert to fraction form
    1,332,903.22/1,999,562.14 = 434,135.75/x
  3. Step 3: Cross multiply
    1,332,903.22x = 1,999,562.14 × 434,135.75
  4. Step 4: Simplify right side
    1,332,903.22x = 868,081,410,502.42
  5. Step 5: Solve for x
    x = 868,081,410,502.42/1,332,903.22
  6. Step 6: Final answer
    x = 651,271.15

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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.