Home / 1,049,488.22-1,574,226.94-409,856.90

Finding the Fourth Proportional to 1,049,488.22, 1,574,226.94 and 409,856.90

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Solution

The fourth proportional to 1,049,488.22, 1,574,226.94 and 409,856.90 is: 614,783.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,488.22 : 1,574,226.94 = 409,856.90 : x
  2. Step 2: Convert to fraction form
    1,049,488.22/1,574,226.94 = 409,856.90/x
  3. Step 3: Cross multiply
    1,049,488.22x = 1,574,226.94 × 409,856.90
  4. Step 4: Simplify right side
    1,049,488.22x = 645,207,773,524.89
  5. Step 5: Solve for x
    x = 645,207,773,524.89/1,049,488.22
  6. Step 6: Final answer
    x = 614,783.25

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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.