Home / 1,567,130.20-2,351,472.90-620,531.80

Finding the Fourth Proportional to 1,567,130.20, 2,351,472.90 and 620,531.80

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Solution

The fourth proportional to 1,567,130.20, 2,351,472.90 and 620,531.80 is: 931,105.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,130.20 : 2,351,472.90 = 620,531.80 : x
  2. Step 2: Convert to fraction form
    1,567,130.20/2,351,472.90 = 620,531.80/x
  3. Step 3: Cross multiply
    1,567,130.20x = 2,351,472.90 × 620,531.80
  4. Step 4: Simplify right side
    1,567,130.20x = 1,459,163,711,288.22
  5. Step 5: Solve for x
    x = 1,459,163,711,288.22/1,567,130.20
  6. Step 6: Final answer
    x = 931,105.60

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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.