Home / 1,460,352.40-2,190,139.80-449,472.40

Finding the Fourth Proportional to 1,460,352.40, 2,190,139.80 and 449,472.40

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Solution

The fourth proportional to 1,460,352.40, 2,190,139.80 and 449,472.40 is: 674,088.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,352.40 : 2,190,139.80 = 449,472.40 : x
  2. Step 2: Convert to fraction form
    1,460,352.40/2,190,139.80 = 449,472.40/x
  3. Step 3: Cross multiply
    1,460,352.40x = 2,190,139.80 × 449,472.40
  4. Step 4: Simplify right side
    1,460,352.40x = 984,407,392,241.52
  5. Step 5: Solve for x
    x = 984,407,392,241.52/1,460,352.40
  6. Step 6: Final answer
    x = 674,088.93

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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.