Home / 1,570,877.70-2,354,761.35-771,504.90

Finding the Fourth Proportional to 1,570,877.70, 2,354,761.35 and 771,504.90

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Solution

The fourth proportional to 1,570,877.70, 2,354,761.35 and 771,504.90 is: 1,156,493.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,877.70 : 2,354,761.35 = 771,504.90 : x
  2. Step 2: Convert to fraction form
    1,570,877.70/2,354,761.35 = 771,504.90/x
  3. Step 3: Cross multiply
    1,570,877.70x = 2,354,761.35 × 771,504.90
  4. Step 4: Simplify right side
    1,570,877.70x = 1,816,709,919,855.62
  5. Step 5: Solve for x
    x = 1,816,709,919,855.62/1,570,877.70
  6. Step 6: Final answer
    x = 1,156,493.54

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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.