Home / 1,401,765.60-1,934,437.30-757,185.80

Finding the Fourth Proportional to 1,401,765.60, 1,934,437.30 and 757,185.80

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Solution

The fourth proportional to 1,401,765.60, 1,934,437.30 and 757,185.80 is: 1,044,916.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,765.60 : 1,934,437.30 = 757,185.80 : x
  2. Step 2: Convert to fraction form
    1,401,765.60/1,934,437.30 = 757,185.80/x
  3. Step 3: Cross multiply
    1,401,765.60x = 1,934,437.30 × 757,185.80
  4. Step 4: Simplify right side
    1,401,765.60x = 1,464,728,454,550.34
  5. Step 5: Solve for x
    x = 1,464,728,454,550.34/1,401,765.60
  6. Step 6: Final answer
    x = 1,044,916.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.