Home / 1,419,825.56-2,130,360.41-745,750.85

Finding the Fourth Proportional to 1,419,825.56, 2,130,360.41 and 745,750.85

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Solution

The fourth proportional to 1,419,825.56, 2,130,360.41 and 745,750.85 is: 1,118,953.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,825.56 : 2,130,360.41 = 745,750.85 : x
  2. Step 2: Convert to fraction form
    1,419,825.56/2,130,360.41 = 745,750.85/x
  3. Step 3: Cross multiply
    1,419,825.56x = 2,130,360.41 × 745,750.85
  4. Step 4: Simplify right side
    1,419,825.56x = 1,588,718,077,776.42
  5. Step 5: Solve for x
    x = 1,588,718,077,776.42/1,419,825.56
  6. Step 6: Final answer
    x = 1,118,953.01

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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.