Home / 1,944,666.40-2,916,999.60-1,235,495.20

Finding the Fourth Proportional to 1,944,666.40, 2,916,999.60 and 1,235,495.20

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Solution

The fourth proportional to 1,944,666.40, 2,916,999.60 and 1,235,495.20 is: 1,853,242.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,666.40 : 2,916,999.60 = 1,235,495.20 : x
  2. Step 2: Convert to fraction form
    1,944,666.40/2,916,999.60 = 1,235,495.20/x
  3. Step 3: Cross multiply
    1,944,666.40x = 2,916,999.60 × 1,235,495.20
  4. Step 4: Simplify right side
    1,944,666.40x = 3,603,939,004,201.92
  5. Step 5: Solve for x
    x = 3,603,939,004,201.92/1,944,666.40
  6. Step 6: Final answer
    x = 1,853,242.80

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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.