Home / 1,397,027.25-1,927,914.98-845,735.64

Finding the Fourth Proportional to 1,397,027.25, 1,927,914.98 and 845,735.64

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Solution

The fourth proportional to 1,397,027.25, 1,927,914.98 and 845,735.64 is: 1,167,125.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,027.25 : 1,927,914.98 = 845,735.64 : x
  2. Step 2: Convert to fraction form
    1,397,027.25/1,927,914.98 = 845,735.64/x
  3. Step 3: Cross multiply
    1,397,027.25x = 1,927,914.98 × 845,735.64
  4. Step 4: Simplify right side
    1,397,027.25x = 1,630,506,409,475.89
  5. Step 5: Solve for x
    x = 1,630,506,409,475.89/1,397,027.25
  6. Step 6: Final answer
    x = 1,167,125.70

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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.