Home / 1,332,695.54-1,999,041.74-434,135.81

Finding the Fourth Proportional to 1,332,695.54, 1,999,041.74 and 434,135.81

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Solution

The fourth proportional to 1,332,695.54, 1,999,041.74 and 434,135.81 is: 651,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,695.54 : 1,999,041.74 = 434,135.81 : x
  2. Step 2: Convert to fraction form
    1,332,695.54/1,999,041.74 = 434,135.81/x
  3. Step 3: Cross multiply
    1,332,695.54x = 1,999,041.74 × 434,135.81
  4. Step 4: Simplify right side
    1,332,695.54x = 867,855,592,852.82
  5. Step 5: Solve for x
    x = 867,855,592,852.82/1,332,695.54
  6. Step 6: Final answer
    x = 651,203.20

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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.