Home / 5,237,790.04-7,857,017.10-1,643,698.68

Finding the Fourth Proportional to 5,237,790.04, 7,857,017.10 and 1,643,698.68

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Solution

The fourth proportional to 5,237,790.04, 7,857,017.10 and 1,643,698.68 is: 2,465,652.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237,790.04 : 7,857,017.10 = 1,643,698.68 : x
  2. Step 2: Convert to fraction form
    5,237,790.04/7,857,017.10 = 1,643,698.68/x
  3. Step 3: Cross multiply
    5,237,790.04x = 7,857,017.10 × 1,643,698.68
  4. Step 4: Simplify right side
    5,237,790.04x = 12,914,568,636,007.43
  5. Step 5: Solve for x
    x = 12,914,568,636,007.43/5,237,790.04
  6. Step 6: Final answer
    x = 2,465,652.22

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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.