Home / 1,217,355.88-1,825,677.06-458,650

Finding the Fourth Proportional to 1,217,355.88, 1,825,677.06 and 458,650

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Solution

The fourth proportional to 1,217,355.88, 1,825,677.06 and 458,650 is: 687,840.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,355.88 : 1,825,677.06 = 458,650 : x
  2. Step 2: Convert to fraction form
    1,217,355.88/1,825,677.06 = 458,650/x
  3. Step 3: Cross multiply
    1,217,355.88x = 1,825,677.06 × 458,650
  4. Step 4: Simplify right side
    1,217,355.88x = 837,346,783,569
  5. Step 5: Solve for x
    x = 837,346,783,569/1,217,355.88
  6. Step 6: Final answer
    x = 687,840.59

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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.