Home / 2,011,887.60-3,017,485.80-749,065.20

Finding the Fourth Proportional to 2,011,887.60, 3,017,485.80 and 749,065.20

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Solution

The fourth proportional to 2,011,887.60, 3,017,485.80 and 749,065.20 is: 1,123,469.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,887.60 : 3,017,485.80 = 749,065.20 : x
  2. Step 2: Convert to fraction form
    2,011,887.60/3,017,485.80 = 749,065.20/x
  3. Step 3: Cross multiply
    2,011,887.60x = 3,017,485.80 × 749,065.20
  4. Step 4: Simplify right side
    2,011,887.60x = 2,260,293,604,274.16
  5. Step 5: Solve for x
    x = 2,260,293,604,274.16/2,011,887.60
  6. Step 6: Final answer
    x = 1,123,469.13

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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.