Home / 2,784,645.90-4,176,385.65-1,365,720.30

Finding the Fourth Proportional to 2,784,645.90, 4,176,385.65 and 1,365,720.30

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Solution

The fourth proportional to 2,784,645.90, 4,176,385.65 and 1,365,720.30 is: 2,048,294.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,645.90 : 4,176,385.65 = 1,365,720.30 : x
  2. Step 2: Convert to fraction form
    2,784,645.90/4,176,385.65 = 1,365,720.30/x
  3. Step 3: Cross multiply
    2,784,645.90x = 4,176,385.65 × 1,365,720.30
  4. Step 4: Simplify right side
    2,784,645.90x = 5,703,774,662,833.70
  5. Step 5: Solve for x
    x = 5,703,774,662,833.70/2,784,645.90
  6. Step 6: Final answer
    x = 2,048,294.42

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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.