Home / 3,290,642.80-4,930,434.60-1,604,114.80

Finding the Fourth Proportional to 3,290,642.80, 4,930,434.60 and 1,604,114.80

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Solution

The fourth proportional to 3,290,642.80, 4,930,434.60 and 1,604,114.80 is: 2,403,476.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290,642.80 : 4,930,434.60 = 1,604,114.80 : x
  2. Step 2: Convert to fraction form
    3,290,642.80/4,930,434.60 = 1,604,114.80/x
  3. Step 3: Cross multiply
    3,290,642.80x = 4,930,434.60 × 1,604,114.80
  4. Step 4: Simplify right side
    3,290,642.80x = 7,908,983,112,292.08
  5. Step 5: Solve for x
    x = 7,908,983,112,292.08/3,290,642.80
  6. Step 6: Final answer
    x = 2,403,476.64

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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.