Home / 1,503,649.40-2,255,890.30-694,281.47

Finding the Fourth Proportional to 1,503,649.40, 2,255,890.30 and 694,281.47

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Solution

The fourth proportional to 1,503,649.40, 2,255,890.30 and 694,281.47 is: 1,041,614.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,649.40 : 2,255,890.30 = 694,281.47 : x
  2. Step 2: Convert to fraction form
    1,503,649.40/2,255,890.30 = 694,281.47/x
  3. Step 3: Cross multiply
    1,503,649.40x = 2,255,890.30 × 694,281.47
  4. Step 4: Simplify right side
    1,503,649.40x = 1,566,222,820,627.59
  5. Step 5: Solve for x
    x = 1,566,222,820,627.59/1,503,649.40
  6. Step 6: Final answer
    x = 1,041,614.37

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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.