Home / 1,118,749.04-1,679,587.04-664,170.15

Finding the Fourth Proportional to 1,118,749.04, 1,679,587.04 and 664,170.15

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Solution

The fourth proportional to 1,118,749.04, 1,679,587.04 and 664,170.15 is: 997,124.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,749.04 : 1,679,587.04 = 664,170.15 : x
  2. Step 2: Convert to fraction form
    1,118,749.04/1,679,587.04 = 664,170.15/x
  3. Step 3: Cross multiply
    1,118,749.04x = 1,679,587.04 × 664,170.15
  4. Step 4: Simplify right side
    1,118,749.04x = 1,115,531,576,294.86
  5. Step 5: Solve for x
    x = 1,115,531,576,294.86/1,118,749.04
  6. Step 6: Final answer
    x = 997,124.05

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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.