Home / 3,139,068.16-4,707,900.80-1,455,952.96

Finding the Fourth Proportional to 3,139,068.16, 4,707,900.80 and 1,455,952.96

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Solution

The fourth proportional to 3,139,068.16, 4,707,900.80 and 1,455,952.96 is: 2,183,604.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,068.16 : 4,707,900.80 = 1,455,952.96 : x
  2. Step 2: Convert to fraction form
    3,139,068.16/4,707,900.80 = 1,455,952.96/x
  3. Step 3: Cross multiply
    3,139,068.16x = 4,707,900.80 × 1,455,952.96
  4. Step 4: Simplify right side
    3,139,068.16x = 6,854,482,105,146.37
  5. Step 5: Solve for x
    x = 6,854,482,105,146.37/3,139,068.16
  6. Step 6: Final answer
    x = 2,183,604.10

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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.