Home / 2,678,793.60-4,021,300.80-1,542,460.80

Finding the Fourth Proportional to 2,678,793.60, 4,021,300.80 and 1,542,460.80

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Solution

The fourth proportional to 2,678,793.60, 4,021,300.80 and 1,542,460.80 is: 2,315,482.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,793.60 : 4,021,300.80 = 1,542,460.80 : x
  2. Step 2: Convert to fraction form
    2,678,793.60/4,021,300.80 = 1,542,460.80/x
  3. Step 3: Cross multiply
    2,678,793.60x = 4,021,300.80 × 1,542,460.80
  4. Step 4: Simplify right side
    2,678,793.60x = 6,202,698,849,008.64
  5. Step 5: Solve for x
    x = 6,202,698,849,008.64/2,678,793.60
  6. Step 6: Final answer
    x = 2,315,482.18

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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.