Home / 1,332,677.52-1,999,014.73-434,117.81

Finding the Fourth Proportional to 1,332,677.52, 1,999,014.73 and 434,117.81

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Solution

The fourth proportional to 1,332,677.52, 1,999,014.73 and 434,117.81 is: 651,176.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,677.52 : 1,999,014.73 = 434,117.81 : x
  2. Step 2: Convert to fraction form
    1,332,677.52/1,999,014.73 = 434,117.81/x
  3. Step 3: Cross multiply
    1,332,677.52x = 1,999,014.73 × 434,117.81
  4. Step 4: Simplify right side
    1,332,677.52x = 867,807,894,574.75
  5. Step 5: Solve for x
    x = 867,807,894,574.75/1,332,677.52
  6. Step 6: Final answer
    x = 651,176.21

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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.