Home / 1,045,256.60-1,567,496.10-414,039.80

Finding the Fourth Proportional to 1,045,256.60, 1,567,496.10 and 414,039.80

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Solution

The fourth proportional to 1,045,256.60, 1,567,496.10 and 414,039.80 is: 620,905.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,256.60 : 1,567,496.10 = 414,039.80 : x
  2. Step 2: Convert to fraction form
    1,045,256.60/1,567,496.10 = 414,039.80/x
  3. Step 3: Cross multiply
    1,045,256.60x = 1,567,496.10 × 414,039.80
  4. Step 4: Simplify right side
    1,045,256.60x = 649,005,771,744.78
  5. Step 5: Solve for x
    x = 649,005,771,744.78/1,045,256.60
  6. Step 6: Final answer
    x = 620,905.69

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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.