Home / 3,019,731.98-4,167,345.12-1,730,821.10

Finding the Fourth Proportional to 3,019,731.98, 4,167,345.12 and 1,730,821.10

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Solution

The fourth proportional to 3,019,731.98, 4,167,345.12 and 1,730,821.10 is: 2,388,599.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,731.98 : 4,167,345.12 = 1,730,821.10 : x
  2. Step 2: Convert to fraction form
    3,019,731.98/4,167,345.12 = 1,730,821.10/x
  3. Step 3: Cross multiply
    3,019,731.98x = 4,167,345.12 × 1,730,821.10
  4. Step 4: Simplify right side
    3,019,731.98x = 7,212,928,864,678.03
  5. Step 5: Solve for x
    x = 7,212,928,864,678.03/3,019,731.98
  6. Step 6: Final answer
    x = 2,388,599.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.