Home / 1,332,919.08-1,999,173.18-434,358.52

Finding the Fourth Proportional to 1,332,919.08, 1,999,173.18 and 434,358.52

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Solution

The fourth proportional to 1,332,919.08, 1,999,173.18 and 434,358.52 is: 651,470.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,919.08 : 1,999,173.18 = 434,358.52 : x
  2. Step 2: Convert to fraction form
    1,332,919.08/1,999,173.18 = 434,358.52/x
  3. Step 3: Cross multiply
    1,332,919.08x = 1,999,173.18 × 434,358.52
  4. Step 4: Simplify right side
    1,332,919.08x = 868,357,903,688.49
  5. Step 5: Solve for x
    x = 868,357,903,688.49/1,332,919.08
  6. Step 6: Final answer
    x = 651,470.83

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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.