Home / 1,479,019.20-2,214,592.20-943,641.60

Finding the Fourth Proportional to 1,479,019.20, 2,214,592.20 and 943,641.60

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Solution

The fourth proportional to 1,479,019.20, 2,214,592.20 and 943,641.60 is: 1,412,950.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,019.20 : 2,214,592.20 = 943,641.60 : x
  2. Step 2: Convert to fraction form
    1,479,019.20/2,214,592.20 = 943,641.60/x
  3. Step 3: Cross multiply
    1,479,019.20x = 2,214,592.20 × 943,641.60
  4. Step 4: Simplify right side
    1,479,019.20x = 2,089,781,326,955.52
  5. Step 5: Solve for x
    x = 2,089,781,326,955.52/1,479,019.20
  6. Step 6: Final answer
    x = 1,412,950.78

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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.