Home / 5,205,814.74-7,808,492.04-1,419,298.02

Finding the Fourth Proportional to 5,205,814.74, 7,808,492.04 and 1,419,298.02

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Solution

The fourth proportional to 5,205,814.74, 7,808,492.04 and 1,419,298.02 is: 2,128,884.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205,814.74 : 7,808,492.04 = 1,419,298.02 : x
  2. Step 2: Convert to fraction form
    5,205,814.74/7,808,492.04 = 1,419,298.02/x
  3. Step 3: Cross multiply
    5,205,814.74x = 7,808,492.04 × 1,419,298.02
  4. Step 4: Simplify right side
    5,205,814.74x = 11,082,577,291,557.76
  5. Step 5: Solve for x
    x = 11,082,577,291,557.76/5,205,814.74
  6. Step 6: Final answer
    x = 2,128,884.30

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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.