Home / 1,341,201.70-2,011,111.35-499,320.10

Finding the Fourth Proportional to 1,341,201.70, 2,011,111.35 and 499,320.10

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Solution

The fourth proportional to 1,341,201.70, 2,011,111.35 and 499,320.10 is: 748,722.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,201.70 : 2,011,111.35 = 499,320.10 : x
  2. Step 2: Convert to fraction form
    1,341,201.70/2,011,111.35 = 499,320.10/x
  3. Step 3: Cross multiply
    1,341,201.70x = 2,011,111.35 × 499,320.10
  4. Step 4: Simplify right side
    1,341,201.70x = 1,004,188,320,393.14
  5. Step 5: Solve for x
    x = 1,004,188,320,393.14/1,341,201.70
  6. Step 6: Final answer
    x = 748,722.82

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1.5x scale

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.