Home / 3,132,343.80-4,698,515.70-1,930,368.60

Finding the Fourth Proportional to 3,132,343.80, 4,698,515.70 and 1,930,368.60

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Solution

The fourth proportional to 3,132,343.80, 4,698,515.70 and 1,930,368.60 is: 2,895,552.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,343.80 : 4,698,515.70 = 1,930,368.60 : x
  2. Step 2: Convert to fraction form
    3,132,343.80/4,698,515.70 = 1,930,368.60/x
  3. Step 3: Cross multiply
    3,132,343.80x = 4,698,515.70 × 1,930,368.60
  4. Step 4: Simplify right side
    3,132,343.80x = 9,069,867,173,887.02
  5. Step 5: Solve for x
    x = 9,069,867,173,887.02/3,132,343.80
  6. Step 6: Final answer
    x = 2,895,552.90

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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.