Home / 5,904,679.40-8,857,019.10-4,477,005.80

Finding the Fourth Proportional to 5,904,679.40, 8,857,019.10 and 4,477,005.80

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Solution

The fourth proportional to 5,904,679.40, 8,857,019.10 and 4,477,005.80 is: 6,715,508.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904,679.40 : 8,857,019.10 = 4,477,005.80 : x
  2. Step 2: Convert to fraction form
    5,904,679.40/8,857,019.10 = 4,477,005.80/x
  3. Step 3: Cross multiply
    5,904,679.40x = 8,857,019.10 × 4,477,005.80
  4. Step 4: Simplify right side
    5,904,679.40x = 39,652,925,881,410.77
  5. Step 5: Solve for x
    x = 39,652,925,881,410.77/5,904,679.40
  6. Step 6: Final answer
    x = 6,715,508.70

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Similar ratio
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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.