Home / 1,175,124.91-1,621,075.38-767,465.27

Finding the Fourth Proportional to 1,175,124.91, 1,621,075.38 and 767,465.27

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Solution

The fourth proportional to 1,175,124.91, 1,621,075.38 and 767,465.27 is: 1,058,712.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,124.91 : 1,621,075.38 = 767,465.27 : x
  2. Step 2: Convert to fraction form
    1,175,124.91/1,621,075.38 = 767,465.27/x
  3. Step 3: Cross multiply
    1,175,124.91x = 1,621,075.38 × 767,465.27
  4. Step 4: Simplify right side
    1,175,124.91x = 1,244,119,054,202.05
  5. Step 5: Solve for x
    x = 1,244,119,054,202.05/1,175,124.91
  6. Step 6: Final answer
    x = 1,058,712.18

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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.