Home / 1,345,041.78-2,017,558.86-446,551.74

Finding the Fourth Proportional to 1,345,041.78, 2,017,558.86 and 446,551.74

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Solution

The fourth proportional to 1,345,041.78, 2,017,558.86 and 446,551.74 is: 669,826.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,041.78 : 2,017,558.86 = 446,551.74 : x
  2. Step 2: Convert to fraction form
    1,345,041.78/2,017,558.86 = 446,551.74/x
  3. Step 3: Cross multiply
    1,345,041.78x = 2,017,558.86 × 446,551.74
  4. Step 4: Simplify right side
    1,345,041.78x = 900,944,419,485.42
  5. Step 5: Solve for x
    x = 900,944,419,485.42/1,345,041.78
  6. Step 6: Final answer
    x = 669,826.35

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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.