Home / 2,021,415.90-3,025,125.45-1,853,454.30

Finding the Fourth Proportional to 2,021,415.90, 3,025,125.45 and 1,853,454.30

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Solution

The fourth proportional to 2,021,415.90, 3,025,125.45 and 1,853,454.30 is: 2,773,764.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,415.90 : 3,025,125.45 = 1,853,454.30 : x
  2. Step 2: Convert to fraction form
    2,021,415.90/3,025,125.45 = 1,853,454.30/x
  3. Step 3: Cross multiply
    2,021,415.90x = 3,025,125.45 × 1,853,454.30
  4. Step 4: Simplify right side
    2,021,415.90x = 5,606,931,773,341.94
  5. Step 5: Solve for x
    x = 5,606,931,773,341.94/2,021,415.90
  6. Step 6: Final answer
    x = 2,773,764.55

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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.