Home / 1,332,686.24-1,999,027.74-434,126.51

Finding the Fourth Proportional to 1,332,686.24, 1,999,027.74 and 434,126.51

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Solution

The fourth proportional to 1,332,686.24, 1,999,027.74 and 434,126.51 is: 651,189.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,686.24 : 1,999,027.74 = 434,126.51 : x
  2. Step 2: Convert to fraction form
    1,332,686.24/1,999,027.74 = 434,126.51/x
  3. Step 3: Cross multiply
    1,332,686.24x = 1,999,027.74 × 434,126.51
  4. Step 4: Simplify right side
    1,332,686.24x = 867,830,942,242.27
  5. Step 5: Solve for x
    x = 867,830,942,242.27/1,332,686.24
  6. Step 6: Final answer
    x = 651,189.24

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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.