Home / 1,271,684.15-1,907,526.89-472,861.89

Finding the Fourth Proportional to 1,271,684.15, 1,907,526.89 and 472,861.89

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Solution

The fourth proportional to 1,271,684.15, 1,907,526.89 and 472,861.89 is: 709,293.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,684.15 : 1,907,526.89 = 472,861.89 : x
  2. Step 2: Convert to fraction form
    1,271,684.15/1,907,526.89 = 472,861.89/x
  3. Step 3: Cross multiply
    1,271,684.15x = 1,907,526.89 × 472,861.89
  4. Step 4: Simplify right side
    1,271,684.15x = 901,996,771,613.38
  5. Step 5: Solve for x
    x = 901,996,771,613.38/1,271,684.15
  6. Step 6: Final answer
    x = 709,293.09

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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.