Home / 3,005,666.10-4,499,641.80-1,995,928.20

Finding the Fourth Proportional to 3,005,666.10, 4,499,641.80 and 1,995,928.20

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Solution

The fourth proportional to 3,005,666.10, 4,499,641.80 and 1,995,928.20 is: 2,988,010.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,666.10 : 4,499,641.80 = 1,995,928.20 : x
  2. Step 2: Convert to fraction form
    3,005,666.10/4,499,641.80 = 1,995,928.20/x
  3. Step 3: Cross multiply
    3,005,666.10x = 4,499,641.80 × 1,995,928.20
  4. Step 4: Simplify right side
    3,005,666.10x = 8,980,961,958,518.76
  5. Step 5: Solve for x
    x = 8,980,961,958,518.76/3,005,666.10
  6. Step 6: Final answer
    x = 2,988,010.53

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1.5x scale

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.