Home / 1,332,683.79-1,999,024.11-434,124.06

Finding the Fourth Proportional to 1,332,683.79, 1,999,024.11 and 434,124.06

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Solution

The fourth proportional to 1,332,683.79, 1,999,024.11 and 434,124.06 is: 651,185.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,683.79 : 1,999,024.11 = 434,124.06 : x
  2. Step 2: Convert to fraction form
    1,332,683.79/1,999,024.11 = 434,124.06/x
  3. Step 3: Cross multiply
    1,332,683.79x = 1,999,024.11 × 434,124.06
  4. Step 4: Simplify right side
    1,332,683.79x = 867,824,455,174.75
  5. Step 5: Solve for x
    x = 867,824,455,174.75/1,332,683.79
  6. Step 6: Final answer
    x = 651,185.57

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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.