Home / 4,235,971.02-6,350,229.92-1,678,980.78

Finding the Fourth Proportional to 4,235,971.02, 6,350,229.92 and 1,678,980.78

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Solution

The fourth proportional to 4,235,971.02, 6,350,229.92 and 1,678,980.78 is: 2,516,994.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235,971.02 : 6,350,229.92 = 1,678,980.78 : x
  2. Step 2: Convert to fraction form
    4,235,971.02/6,350,229.92 = 1,678,980.78/x
  3. Step 3: Cross multiply
    4,235,971.02x = 6,350,229.92 × 1,678,980.78
  4. Step 4: Simplify right side
    4,235,971.02x = 10,661,913,984,260.94
  5. Step 5: Solve for x
    x = 10,661,913,984,260.94/4,235,971.02
  6. Step 6: Final answer
    x = 2,516,994.08

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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.