Home / 5,365,412.80-8,045,354.40-1,997,886.40

Finding the Fourth Proportional to 5,365,412.80, 8,045,354.40 and 1,997,886.40

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Solution

The fourth proportional to 5,365,412.80, 8,045,354.40 and 1,997,886.40 is: 2,995,800.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365,412.80 : 8,045,354.40 = 1,997,886.40 : x
  2. Step 2: Convert to fraction form
    5,365,412.80/8,045,354.40 = 1,997,886.40/x
  3. Step 3: Cross multiply
    5,365,412.80x = 8,045,354.40 × 1,997,886.40
  4. Step 4: Simplify right side
    5,365,412.80x = 16,073,704,138,940.16
  5. Step 5: Solve for x
    x = 16,073,704,138,940.16/5,365,412.80
  6. Step 6: Final answer
    x = 2,995,800.09

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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.