Home / 5,459,853.60-8,189,780.40-1,672,844.40

Finding the Fourth Proportional to 5,459,853.60, 8,189,780.40 and 1,672,844.40

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Solution

The fourth proportional to 5,459,853.60, 8,189,780.40 and 1,672,844.40 is: 2,509,266.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459,853.60 : 8,189,780.40 = 1,672,844.40 : x
  2. Step 2: Convert to fraction form
    5,459,853.60/8,189,780.40 = 1,672,844.40/x
  3. Step 3: Cross multiply
    5,459,853.60x = 8,189,780.40 × 1,672,844.40
  4. Step 4: Simplify right side
    5,459,853.60x = 13,700,228,279,369.76
  5. Step 5: Solve for x
    x = 13,700,228,279,369.76/5,459,853.60
  6. Step 6: Final answer
    x = 2,509,266.60

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1.5x scale

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.