Home / 1,658,405.60-2,487,608.40-536,474.60

Finding the Fourth Proportional to 1,658,405.60, 2,487,608.40 and 536,474.60

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Solution

The fourth proportional to 1,658,405.60, 2,487,608.40 and 536,474.60 is: 804,711.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,405.60 : 2,487,608.40 = 536,474.60 : x
  2. Step 2: Convert to fraction form
    1,658,405.60/2,487,608.40 = 536,474.60/x
  3. Step 3: Cross multiply
    1,658,405.60x = 2,487,608.40 × 536,474.60
  4. Step 4: Simplify right side
    1,658,405.60x = 1,334,538,721,346.64
  5. Step 5: Solve for x
    x = 1,334,538,721,346.64/1,658,405.60
  6. Step 6: Final answer
    x = 804,711.90

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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.