Home / 4,101,390.60-6,151,502.70-1,405,840.20

Finding the Fourth Proportional to 4,101,390.60, 6,151,502.70 and 1,405,840.20

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Solution

The fourth proportional to 4,101,390.60, 6,151,502.70 and 1,405,840.20 is: 2,108,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101,390.60 : 6,151,502.70 = 1,405,840.20 : x
  2. Step 2: Convert to fraction form
    4,101,390.60/6,151,502.70 = 1,405,840.20/x
  3. Step 3: Cross multiply
    4,101,390.60x = 6,151,502.70 × 1,405,840.20
  4. Step 4: Simplify right side
    4,101,390.60x = 8,648,029,786,068.54
  5. Step 5: Solve for x
    x = 8,648,029,786,068.54/4,101,390.60
  6. Step 6: Final answer
    x = 2,108,560.40

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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.