Home / 1,566,218.70-2,349,328.05-1,318,212.90

Finding the Fourth Proportional to 1,566,218.70, 2,349,328.05 and 1,318,212.90

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Solution

The fourth proportional to 1,566,218.70, 2,349,328.05 and 1,318,212.90 is: 1,977,319.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,218.70 : 2,349,328.05 = 1,318,212.90 : x
  2. Step 2: Convert to fraction form
    1,566,218.70/2,349,328.05 = 1,318,212.90/x
  3. Step 3: Cross multiply
    1,566,218.70x = 2,349,328.05 × 1,318,212.90
  4. Step 4: Simplify right side
    1,566,218.70x = 3,096,914,541,841.85
  5. Step 5: Solve for x
    x = 3,096,914,541,841.85/1,566,218.70
  6. Step 6: Final answer
    x = 1,977,319.35

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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.