Home / 945,667.40-1,418,501.10-908,342.60

Finding the Fourth Proportional to 945,667.40, 1,418,501.10 and 908,342.60

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Solution

The fourth proportional to 945,667.40, 1,418,501.10 and 908,342.60 is: 1,362,513.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,667.40 : 1,418,501.10 = 908,342.60 : x
  2. Step 2: Convert to fraction form
    945,667.40/1,418,501.10 = 908,342.60/x
  3. Step 3: Cross multiply
    945,667.40x = 1,418,501.10 × 908,342.60
  4. Step 4: Simplify right side
    945,667.40x = 1,288,484,977,276.86
  5. Step 5: Solve for x
    x = 1,288,484,977,276.86/945,667.40
  6. Step 6: Final answer
    x = 1,362,513.90

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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.