Home / 1,175,621.13-1,767,417.95-938,760.84

Finding the Fourth Proportional to 1,175,621.13, 1,767,417.95 and 938,760.84

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Solution

The fourth proportional to 1,175,621.13, 1,767,417.95 and 938,760.84 is: 1,411,324.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,621.13 : 1,767,417.95 = 938,760.84 : x
  2. Step 2: Convert to fraction form
    1,175,621.13/1,767,417.95 = 938,760.84/x
  3. Step 3: Cross multiply
    1,175,621.13x = 1,767,417.95 × 938,760.84
  4. Step 4: Simplify right side
    1,175,621.13x = 1,659,182,745,842.18
  5. Step 5: Solve for x
    x = 1,659,182,745,842.18/1,175,621.13
  6. Step 6: Final answer
    x = 1,411,324.37

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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.