Home / 2,387,811.10-3,295,013.16-1,355,340.28

Finding the Fourth Proportional to 2,387,811.10, 3,295,013.16 and 1,355,340.28

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Solution

The fourth proportional to 2,387,811.10, 3,295,013.16 and 1,355,340.28 is: 1,870,275.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,811.10 : 3,295,013.16 = 1,355,340.28 : x
  2. Step 2: Convert to fraction form
    2,387,811.10/3,295,013.16 = 1,355,340.28/x
  3. Step 3: Cross multiply
    2,387,811.10x = 3,295,013.16 × 1,355,340.28
  4. Step 4: Simplify right side
    2,387,811.10x = 4,465,864,058,878.09
  5. Step 5: Solve for x
    x = 4,465,864,058,878.09/2,387,811.10
  6. Step 6: Final answer
    x = 1,870,275.27

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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.