Home / 5,362,001.32-8,042,931.90-1,318,524.20

Finding the Fourth Proportional to 5,362,001.32, 8,042,931.90 and 1,318,524.20

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Solution

The fourth proportional to 5,362,001.32, 8,042,931.90 and 1,318,524.20 is: 1,977,769.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362,001.32 : 8,042,931.90 = 1,318,524.20 : x
  2. Step 2: Convert to fraction form
    5,362,001.32/8,042,931.90 = 1,318,524.20/x
  3. Step 3: Cross multiply
    5,362,001.32x = 8,042,931.90 × 1,318,524.20
  4. Step 4: Simplify right side
    5,362,001.32x = 10,604,800,349,101.98
  5. Step 5: Solve for x
    x = 10,604,800,349,101.98/5,362,001.32
  6. Step 6: Final answer
    x = 1,977,769.07

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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.