Home / 1,064,394.60-1,596,591.90-665,485.80

Finding the Fourth Proportional to 1,064,394.60, 1,596,591.90 and 665,485.80

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Solution

The fourth proportional to 1,064,394.60, 1,596,591.90 and 665,485.80 is: 998,228.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,394.60 : 1,596,591.90 = 665,485.80 : x
  2. Step 2: Convert to fraction form
    1,064,394.60/1,596,591.90 = 665,485.80/x
  3. Step 3: Cross multiply
    1,064,394.60x = 1,596,591.90 × 665,485.80
  4. Step 4: Simplify right side
    1,064,394.60x = 1,062,509,237,845.02
  5. Step 5: Solve for x
    x = 1,062,509,237,845.02/1,064,394.60
  6. Step 6: Final answer
    x = 998,228.70

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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.