Home / 3,210,045.80-4,815,068.70-1,079,421.80

Finding the Fourth Proportional to 3,210,045.80, 4,815,068.70 and 1,079,421.80

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Solution

The fourth proportional to 3,210,045.80, 4,815,068.70 and 1,079,421.80 is: 1,619,132.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,045.80 : 4,815,068.70 = 1,079,421.80 : x
  2. Step 2: Convert to fraction form
    3,210,045.80/4,815,068.70 = 1,079,421.80/x
  3. Step 3: Cross multiply
    3,210,045.80x = 4,815,068.70 × 1,079,421.80
  4. Step 4: Simplify right side
    3,210,045.80x = 5,197,490,123,277.66
  5. Step 5: Solve for x
    x = 5,197,490,123,277.66/3,210,045.80
  6. Step 6: Final answer
    x = 1,619,132.70

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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.