Home / 1,442,495.24-1,989,973.14-933,361.64

Finding the Fourth Proportional to 1,442,495.24, 1,989,973.14 and 933,361.64

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Solution

The fourth proportional to 1,442,495.24, 1,989,973.14 and 933,361.64 is: 1,287,605.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,495.24 : 1,989,973.14 = 933,361.64 : x
  2. Step 2: Convert to fraction form
    1,442,495.24/1,989,973.14 = 933,361.64/x
  3. Step 3: Cross multiply
    1,442,495.24x = 1,989,973.14 × 933,361.64
  4. Step 4: Simplify right side
    1,442,495.24x = 1,857,364,593,506.35
  5. Step 5: Solve for x
    x = 1,857,364,593,506.35/1,442,495.24
  6. Step 6: Final answer
    x = 1,287,605.35

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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.