Home / 1,103,207.85-1,522,417.68-619,762.66

Finding the Fourth Proportional to 1,103,207.85, 1,522,417.68 and 619,762.66

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Solution

The fourth proportional to 1,103,207.85, 1,522,417.68 and 619,762.66 is: 855,267.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,207.85 : 1,522,417.68 = 619,762.66 : x
  2. Step 2: Convert to fraction form
    1,103,207.85/1,522,417.68 = 619,762.66/x
  3. Step 3: Cross multiply
    1,103,207.85x = 1,522,417.68 × 619,762.66
  4. Step 4: Simplify right side
    1,103,207.85x = 943,537,627,181.79
  5. Step 5: Solve for x
    x = 943,537,627,181.79/1,103,207.85
  6. Step 6: Final answer
    x = 855,267.33

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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.