Home / 1,758,747.39-2,638,166.51-479,365.35

Finding the Fourth Proportional to 1,758,747.39, 2,638,166.51 and 479,365.35

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Solution

The fourth proportional to 1,758,747.39, 2,638,166.51 and 479,365.35 is: 719,060.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,747.39 : 2,638,166.51 = 479,365.35 : x
  2. Step 2: Convert to fraction form
    1,758,747.39/2,638,166.51 = 479,365.35/x
  3. Step 3: Cross multiply
    1,758,747.39x = 2,638,166.51 × 479,365.35
  4. Step 4: Simplify right side
    1,758,747.39x = 1,264,645,610,027.60
  5. Step 5: Solve for x
    x = 1,264,645,610,027.60/1,758,747.39
  6. Step 6: Final answer
    x = 719,060.40

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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.