Home / 1,409,711.36-2,114,548.70-344,762.64

Finding the Fourth Proportional to 1,409,711.36, 2,114,548.70 and 344,762.64

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Solution

The fourth proportional to 1,409,711.36, 2,114,548.70 and 344,762.64 is: 517,139.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,711.36 : 2,114,548.70 = 344,762.64 : x
  2. Step 2: Convert to fraction form
    1,409,711.36/2,114,548.70 = 344,762.64/x
  3. Step 3: Cross multiply
    1,409,711.36x = 2,114,548.70 × 344,762.64
  4. Step 4: Simplify right side
    1,409,711.36x = 729,017,392,220.57
  5. Step 5: Solve for x
    x = 729,017,392,220.57/1,409,711.36
  6. Step 6: Final answer
    x = 517,139.47

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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.