Home / 3,149,291.40-4,723,937.10-874,811.40

Finding the Fourth Proportional to 3,149,291.40, 4,723,937.10 and 874,811.40

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Solution

The fourth proportional to 3,149,291.40, 4,723,937.10 and 874,811.40 is: 1,312,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,291.40 : 4,723,937.10 = 874,811.40 : x
  2. Step 2: Convert to fraction form
    3,149,291.40/4,723,937.10 = 874,811.40/x
  3. Step 3: Cross multiply
    3,149,291.40x = 4,723,937.10 × 874,811.40
  4. Step 4: Simplify right side
    3,149,291.40x = 4,132,554,027,962.94
  5. Step 5: Solve for x
    x = 4,132,554,027,962.94/3,149,291.40
  6. Step 6: Final answer
    x = 1,312,217.10

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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.