Home / 1,049,486.21-1,574,223.94-409,854.90

Finding the Fourth Proportional to 1,049,486.21, 1,574,223.94 and 409,854.90

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Solution

The fourth proportional to 1,049,486.21, 1,574,223.94 and 409,854.90 is: 614,780.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,486.21 : 1,574,223.94 = 409,854.90 : x
  2. Step 2: Convert to fraction form
    1,049,486.21/1,574,223.94 = 409,854.90/x
  3. Step 3: Cross multiply
    1,049,486.21x = 1,574,223.94 × 409,854.90
  4. Step 4: Simplify right side
    1,049,486.21x = 645,203,395,506.31
  5. Step 5: Solve for x
    x = 645,203,395,506.31/1,049,486.21
  6. Step 6: Final answer
    x = 614,780.25

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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.